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nyheder2019august10

Håb for din fremtidige mobil-skærm: Superglas heler sig selv

En ny type glas, der er mere modstandsdygtig og heler sig selv med vand, er opfundet af danske forskere.

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Why Conspiracy Theorists Will Never Believe the ‘Official’ Epstein Story

The reaction from the online fever swamps was predictable enough. Jeffrey Epstein, the well-connected financier accused of underage sex-trafficking, had been found dead in his Manhattan jail cell early Saturday morning, just one day after unsealed court documents surfaced new allegations against him and his high-powered inner-circle. The reported cause of death was suicide—but the conspiracy-mong

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Climate change conversations can be difficult for both skeptics, environmentalists

Having productive conversations about climate change isn't only challenging when dealing with skeptics, it can also be difficult for environmentalists, according to two new studies.

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Why stress and anxiety aren't always bad

People generally think of stress and anxiety as negative concepts, but while both stress and anxiety can reach unhealthy levels, psychologists have long known that both are unavoidable — and that they often play a helpful, not harmful, role in our daily lives.

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Psychology can help prevent deadly childhood accidents

Injuries have overtaken infectious disease as the leading cause of death for children worldwide, and psychologists have the research needed to help predict and prevent deadly childhood mishaps.

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Porsche Taycan test drive shows the EV's repeatable launch control

You'll have to wait to September for the Porsche Taycan's official unveiling, but the automaker is at least ready to answer one burning question: how well would the EV fare …

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Hackers Could Decrypt Your GSM Phone Calls

Researchers have discovered a flaw in the GSM standard used by AT&T and T-Mobile that would allow hackers to listen in.

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Teen Hacker Discovers Bugs In Education Software Exposing Millions Of Student Records

From security officers to guest sign-ins, schools employ several tools to keep their physical campuses safe. However, is student data also secure? A teen hacker recently uncovered vulnerabilities …

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‘Epstein Is Gone, but Justice Must Still Be Served’

“The reckoning of accountability begun by the voices of brave and truthful victims should not end with Jeffrey Epstein’s cowardly and shameful suicide.” That was Sigrid McCawley, a lawyer for Virginia Roberts Giuffre , speaking about the news that broke this morning : Jeffrey Epstein, the sex offender who was awaiting trial on charges of sex trafficking, reportedly hanged himself in his jail cell

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Watch as Typhoon Lekima wobbles, just missing a Japanese city

An animation of Himawari 8 satellite images shows Typhoon Lekima threading the needle between Japanese islands. (Note: The animation is a big file so it may take a moment to load. Source: SSEC/CIMSS) Typhoon Lekima blasted ashore south of the mega-city of Shanghai early on Saturday local time, whipping the coast with sustained winds of around 115 miles per hour. A million people were evacuated ahe

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Psychology can help prevent deadly childhood accidents

Injuries have overtaken infectious disease as the leading cause of death for children worldwide, and psychologists have the research needed to help predict and prevent deadly childhood mishaps, according to a presentation at the annual convention of the American Psychological Association.

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We Should All Be Science Critics

A Harvard scholar says viewing science and technology with a critical eye can make the world a better place — Read more on ScientificAmerican.com

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A Remote-Start App Exposed Thousands of Cars to Hackers

The bugs could have let an industrious hacker locate cars, unlock them, and start them up from anywhere with an internet connection.

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Huawei's Android alternative powers Honor's first smart TV

Huawei has unveiled its Honor brand's first smart TV, which is also the first product powered by the Android alternative the company launched at its developer conference. As the …

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Why stress and anxiety aren't always bad

People generally think of stress and anxiety as negative concepts, but while both stress and anxiety can reach unhealthy levels, psychologists have long known that both are unavoidable — and that they often play a helpful, not harmful, role in our daily lives, according to a presentation at the annual convention of the American Psychological Association.

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Crypto-Anchors – The End of Fakes

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Scientists can now control thermal profiles at the nanoscale

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Engineers create self-powered clothing that can control your electronic devices

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Jacks of All Trades Make the Grade

Journalist and author David Epstein talks about his new book Range: Why Generalists Triumph in a Specialized World. — Read more on ScientificAmerican.com

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Jacks of All Trades Make the Grade

Journalist and author David Epstein talks about his new book Range: Why Generalists Triumph in a Specialized World. — Read more on ScientificAmerican.com

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Schadenfreude turns us into temporary psychopaths, according to a new model of the emotion

Schadenfreude – which literally means "harm-joy" in German – is the sense of pleasure derived from others' misfortune. It's a "poorly understood" emotion, according to a group of psychologists at Emory University in the US, and in their review paper in New Ideas in Psychology they propose a new "tripartite" model of schadenfreude based on the idea that deep-seated survival concerns can motivate u

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Five ways your dog can do science. Woof!

We’re in the dog days of summer, and National Dog Day is August 26. You and your dog can celebrate by doing a little science together (that’s right!)…and help researchers in the process. Cheers!The SciStarter Team Darwin's Ark Help researchers understand pet personalities by contributing a saliva sample and/or filling out a survey about your furry friend. Location: Global Get Started! C-BARQ and F

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Make cufflinks from upcycled materials and look like a boss

If you've got blank cufflinks, just fill 'em with some resin and whatever eye-catching material you desire. These cufflinks contain, from top to bottom, eggshells, mobile earphone cables, chocolate wrappers, and CD foil. (Jan D'Sa/) If you’re the kind of person who tends to hoard odds ’n’ ends in the hope of upcycling them someday, you’ll enjoy making these artistic cufflinks. So dig into your ar

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The lies we tell on dating apps to find love

Nearly one-fourth of young adults are looking for love through dating websites or apps. This relatively new form of courtship can give you access to a large pool of potential partners . It also presents a unique set of challenges. For example, you've probably heard about – or have personally experienced – a date that was planned online but didn't go well for one of the following reasons : He was

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Sonos' leaked portable speaker automatically tunes its sound

Sonos isn't have much luck preserving the mystery for its fall product launches. Zatz Not Funny and The Verge have obtained details for what's said to be Sonos' first …

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2019 SkS Weekly Climate Change & Global Warming News Roundup #32

A chronological listing of news articles posted on the Skeptical Science Facebook Page during the past week, i.e., Sun, Aug 4 through Sat, Aug 10, 2019 Editor's Pick This Land Is the Only Land There Is Here are seven ways of understanding the IPCC’s newest climate warning. Climate change could make water even more scarce in naturally dry areas, the report warns. Australia’s ranchers have struggle

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Climate change conversations can be difficult for both skeptics, environmentalists

Having productive conversations about climate change isn't only challenging when dealing with skeptics, it can also be difficult for environmentalists, according to two studies presented at the annual convention of the American Psychological Association.

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The Only Way to Win Is Not to Play the Game

What to do with those pesky order of operations questions? — Read more on ScientificAmerican.com

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Do we have a right to know if we could have the Huntington’s disease gene?

Not telling your child that this hereditary condition is in the family can be devastating later on On a lazy Sunday morning in May last year, Isobel Lloyd was at her boyfriend’s house, having coffee with his mum. The conversation had worked around to Lloyd’s grandma – her mother’s mother – who’d died in her 50s, when Lloyd was very young. Lloyd’s only memories of her had been hospice visits where

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Baby Cheetahs Face Predators | Serengeti

With their mother distracted, these cheetah cubs come face to face with a hungry jackal. Stream Serengeti on Discovery GO: https://go.discovery.com/tv-shows/serengeti/ Subscribe to Discovery: http://bit.ly/SubscribeDiscovery Join us on Facebook: http://www.facebook.com/Serengeti https://www.facebook.com/Discovery Follow us on Twitter: https://twitter.com/Discovery Follow us on Instagram: https://

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Dolphin spotted juggling with jellyfish in Denmark

It was spotted in the harbour at Sønderborg, in the south of Denmark.

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Synthetic azetidines could help simplify drug design for neurological diseases

Chemists found a simple route to synthesize azetidines, precursors that make it easier for drug designers to access nitrogen atoms that are key to building new compounds.

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Reduced carbohydrate intake improves type 2 diabetics' ability to regulate blood sugar

Patients with type 2 diabetes improve their ability to regulate blood sugar levels if they eat food with a reduced carbohydrate content and an increased share of protein and fat. The findings are contrary to the conventional dietary recommendations for type 2 diabetics.

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Low-income, black neighborhoods still hit hard by air pollution

Disease-causing air pollution remains high in pockets of America — particularly those where many low-income and African-American people live, a disparity highlighted in recent research.

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Synthetic azetidines could help simplify drug design for neurological diseases

Chemists found a simple route to synthesize azetidines, precursors that make it easier for drug designers to access nitrogen atoms that are key to building new compounds.

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Scientists can now control thermal profiles at the nanoscale

Scientists have designed and tested an experimental system that uses a near-infrared laser to actively heat two gold nanorod antennae to different temperatures. The nanorods are so close together that they are both electromagnetically and thermally coupled. Yet the team measured temperature differences between the rods as high as 20 degrees Celsius and could change which nanorod was cooler and whi

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We like our math like we like our art: Beautiful

A beautiful landscape painting, a beautiful piano sonata — art and music are almost exclusively described in terms of aesthetics, but what about math? Beyond useful or brilliant, can an abstract idea be considered beautiful?

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Novel dual stem cell therapy improving cardiac regeneration

Researchers have recently developed a multipronged approach for concurrently rejuvenating both the muscle cells and vascular systems of the heart by utilizing two types of stem cells. The findings give hope to develop a new treatment for repairing hearts damaged by myocardial infarction, as an alternative to heart transplant.

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Bending the rules: A revolutionary new way for metals to be malleable

For nearly 100 years, scientists thought they understood everything there was to know about how metals bend. They were wrong. Researchers have demonstrated that the rules of metal-bending aren't so hard and fast after all. Their surprising discovery not only upends previous notions about how metals deform, but could help guide the creation of stronger, more durable materials.

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Andrew Yang On Jeff Bezos

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Tomorrow's bionic eyes will have 'Predator' vision

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[DeepFake] I found this in YouTube. Sorry.

submitted by /u/Verzingetorix [link] [comments]

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Scientists can now control thermal profiles at the nanoscale

Scientists have designed and tested an experimental system that uses a near-infrared laser to actively heat two gold nanorod antennae to different temperatures. The nanorods are so close together that they are both electromagnetically and thermally coupled. Yet the team measured temperature differences between the rods as high as 20 degrees Celsius and could change which nanorod was cooler and whi

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Simple device can reduce rates of child diarrhea

An automatic chlorine dispenser installed at shared community water points reduces rates of diarrhea in children. The researchers hope the technique can improve uptake by providing good-tasting water and avoiding the need for behavior change.

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Adding MS drug to targeted cancer therapy may improve glioblastoma outcomes

The multiple sclerosis drug teriflunomide, paired with targeted cancer therapy, markedly shrinks patient-derived glioblastomas grown in mice by reaching stem cells at the tumor's root, according to a new study.

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Food insecurity common across US higher education campuses

Many university and college students across the US report lacking access to a reliable supply of nutritious food, a concept known as food insecurity, which can affect their ability to learn, according to new research.

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Human microbiome churns out thousands of tiny novel proteins

Researchers have discovered that the human microbiome is churning out tens of thousands of proteins so small that they've gone unnoticed in previous studies.

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Lassa virus' soft spot revealed

A new study identified and then reverse engineered the molecular properties shared by antibodies that are particularly efficient at inactivating or 'neutralizing' Lassa virus. The team's findings also revealed that most neutralizing antibodies bind to the same spot on the surface of Lassa virus, providing a map for rational vaccine design.

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One cell at a time, researchers create a blueprint of liver cells in health and disease

In every tissue throughout our bodies, various cell types are communicating and coordinating their efforts to perform vital functions and maintain health.

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Six in ten children receive opioids after tonsillectomy

Sixty percent of privately insured children undergoing tonsil removal received opioids — with average prescriptions lasting about six to 10 days — a new study finds.

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Russia Confirms Radioactive Materials Were Involved in Deadly Blast

As signs of a secretive cleanup effort emerged, an official statement hinted at an accident involving a new nuclear engine for missiles.

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Space Photos of the Week: Jupiter’s Big Storm Is Blowing Over

Plus, solar eclipses are a key opportunity for scientists.

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Weekend reads: The dark side of tenure; video game-gun violence retractions; data fraud in the drug industry

Before we present this week’s Weekend Reads, a question: Do you enjoy our weekly roundup? If so, we could really use your help. Would you consider a tax-deductible donation to support Weekend Reads, and our daily work? Thanks in advance. The week at Retraction Watch featured us wondering why it takes a publisher a year and … Continue reading

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This Week’s Awesome Stories From Around the Web (Through August 10)

ARTIFICIAL INTELLIGENCE Inside DeepMind’s Epic Mission to Solve Science’s Trickiest Problem Greg Williams | Wired UK “For Hassabis, Suleyman and Legg, if the first nine years of DeepMind have been defined by proving its research into reinforcement learning…then the proof points offered by gameplay will define the next ten years: namely, to use data and machine learning to solve some of the hardes

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Kunstig tunge skal afsløre whisky-fusk i Skotland

Computere bliver bedre til at efterligne vores sanser. Det kan bruges til at opdage fødevaresnyd.

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Big Tech Needs to Use Hazardous Materials Warnings

Opinion: Tech users don’t have time to read novel-length terms of service. Give them a danger icon that tells them their personal risk.

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Election Systems Are Even More Vulnerable Than We Thought

Black Hat and Defcon are underway in Vegas, WhatsApp flaws allow hackers to alter messages, and more of this week’s top security news.

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Are Sci-Fi Movies Getting Too Pretentious?

The films are generally known for action, but recently sci-fi has gotten more profound. It might be too much.

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Typhoon Lekima: Dramatic rescues after floods in China

Rescue workers battle the effects of Typhoon Lekima after it hits China and causes widespread disruption.

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Skywatching Spider Photobombs Perseid Meteor Shower

How do you spot a "shooting star"? Well, you don't look for eight legs; that's for sure.

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Man's Vape Pen Explodes, Giving Him Third-Degree Burns

The man developed serious burns after his vape pen exploded in his pocket.

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What If Humans Never Landed on the Moon?

You will not go to the moon today.

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It's like an Analogy

Creative communication can help, or hurt, our attempts to bridge the divide between technically or emotionally disparate audiences — Read more on ScientificAmerican.com

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It's like an Analogy

Creative communication can help, or hurt, our attempts to bridge the divide between technically or emotionally disparate audiences — Read more on ScientificAmerican.com

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The Swaying Power Of Scented Spaces Isn't Always Right Under Our Nose

Can you lift the mood of a public space with a fragrance? Smell and taste researcher Dr. Alan Hirsch talks with NPR's Sacha Pfeiffer about the practice and its effects on mood and behavior. (Image credit: Gary Hershorn/Getty Images)

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Otte år forsinket: Derfor gik det galt for Berlins skandalelufthavn

PLUS. Chefen for udbygningen sværger, at den problemramte tyske lufthavn åbner næste år, men mange tvivler på, at han kan levere varen.

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And Then Job Said Unto the Lord: You Can’t Be Serious

Oliver Munday; Museo Nacional de Arte So God says to Satan, “You there, what have you been up to?” And Satan says, “Oh, you know, just hanging around, minding my own business.” And God says, “Well, take a look at my man Job over there. He worships me. He does exactly what I tell him. He thinks I’m the greatest.” “Job?” says Satan. “The rich, happy, healthy guy? The guy with 3,000 camels? Of cours

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Leica Q2 Review: Perfect, From a Certain Point of View

A Leica with autofocus is just as amazing as it sounds, but there's a catch

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Lisa Brennan-Jobs on growing up without, with, and in spite of her dad

"If I hadn't gone back with a fine-toothed-comb, a lot of these assumptions I had would have just been the air I breathed into my future." "There is something like theft in a memoir. If you want to write about yourself you have to write about other people who are unwitting and don't want to be written about…" None The first computer I ever had was the first Apple Macintosh, back in the mid 80's.

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10 First Jobs that Will Be Eliminated by Artificial Intelligence

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At least 13 dead, 16 missing as Typhoon Lekima slams east China

At least 13 people were killed and 16 others missing as Typhoon Lekima lashed eastern China Saturday, downing thousands of trees and forcing more than a million people from their homes.

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Myanmar landslide kills 34, many more feared missing

The death toll from a landslide triggered by monsoon rains in eastern Myanmar rose to at least 34, an official said Saturday, as emergency workers continued a desperate search through thick mud for scores more feared missing.

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Tornado hits Luxembourg, injuring 19, damages 100 homes

A rare tornado injured 19 people, two of them severely, in Luxembourg, while 15 soccer players were injured by a lightning strike in southern Germany as unseasonal storms hit northern Europe late Friday.

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Internet Slang Is More Sophisticated Than It Seems

These are tough times for grammar snobs, those would-be avatars of flawless spelling and proper syntax who need look no further than a high-school friend’s Facebook posts or a family member’s text messages to find their treasured language being misused and neglected. Of course, split infinitives, dangling modifiers, and subject-verb disagreements have always appeared wherever words are uttered or

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12 Best Weekend Deals on Outdoor Gear and Indoor Tech

We dug through this weekend's sales to find the best deals on everything from a stylish hatchet to *Spider-Man* on PS4.

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How 'Microcracks' Undermined San Francisco's New Bus Terminal

A cracked beam forced the $2.2 billion terminal’s closure after six weeks. Unraveling why required physics, metallurgy, and engineers with nerves of steel.

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Scientists Are Testing Whether Bacteria Could Help Them Mine The Riches of Space

18 different strains are currently on board the International Space Station.

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When Children at the Border Got Compassion

In the spring of 2014, a sudden surge of unaccompanied children began crossing the southern border from Mexico into the United States. I was the undersecretary of the Air Force at the time, and the Pentagon had been tasked with finding facilities and funds so that the Department of Health and Human Services could shelter children until they were reunited with family. It was my job to review the h

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Can Self-Help Heal the Body Politic?

After Marianne Williamson garnered enough support to land her on the Democratic debate stage twice, politically engaged people had little choice but to take her half-seriously, and look into what her “politics of love” was all about. Many were horrified by what they found. In the critics’ view: an ableist, anti-science fat-shamer who has achieved celebrity peddling a coldhearted individualism clo

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Smart drugs: All-natural brain enhancers made by mother nature

Nootropics are colloquially known as 'smart drugs' – substances that increase cognitive function in healthy people. The word nootropic is a combination of two Greek words, noos meaning 'mind' and tropein meaning 'towards'. Dave Asprey discusses two naturally occurring smart drugs: Caffeine and nicotine. The latter might be a surprise, but while smoking, chewing tobacco and vaping have negative he

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Et skridt tættere på at løse gåden om livets oprindelse: Kan være opstået i en vandpyt

Livets byggesten kræver alligevel ikke sjældne metaller for at opstå, viser ny forskning.

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Trump Administration Reauthorizes Use of ‘Cyanide Bombs’ to Kill Wild Animals

The Environmental Protection Agency uses the spring-loaded poison devices to kill thousands of coyotes and foxes, despite opposition from environmental groups.

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Researchers for the first time report quantum teleportation in qutrit

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Det slog aldrig igennem: Atomdrevne luftskibe

Hindenburg-katastrofen satte en stopper for zeppelinerne, men i 1960’erne forsøgte Goodyear og andre at genoplive dem til passager- og fragttransport – nu med en atomreaktor som fremdrivningsmiddel.

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A world without money?

Is it possible that in the eventuality that AI/technology does assume all human jobs that we will no longer need money and the entire human race could focus on learning and advancement in a self-sustaining society? Would there be any pitfalls? What are the limiting factors? submitted by /u/brownieson [link] [comments]

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Why Elon Musk Wants to Implant an Electrical Wire in Your Brain

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Giant river animals on verge of extinction, report warns

Populations of great freshwater species, from catfish to stingrays, have plunged by 97% since 1970 Populations of the great beasts that once dominated the world’s rivers and lakes have crashed in the last 50 years, according to the first comprehensive study. Some freshwater megafauna have already been declared extinct, such as the Yangtze dolphin, and many more are now on the brink, from the Meko

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'War on cancer' metaphors may do harm, research shows

Use of military terminology can make people more fearful and fatalistic, say psychologists The ubiquitous use of war metaphors when referring to cancer may do more harm than good, according to research into the psychological impact the phrases have on people’s views of the disease. Framing cancer in military terms made treatment seem more difficult and left people feeling more fatalistic about th

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Scientists can now control thermal profiles at the nanoscale

At human scale, controlling temperature is a straightforward concept. Turtles sun themselves to keep warm. To cool a pie fresh from the oven, place it on a room-temperature countertop.

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Virtual 'universe machine' sheds light on galaxy evolution

How do galaxies such as our Milky Way come into existence? How do they grow and change over time? The science behind galaxy formation has remained a puzzle for decades, but a University of Arizona-led team of scientists is one step closer to finding answers thanks to supercomputer simulations.

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Women shouldn’t be scared of ageing – the loss of looks can liberate us | Gaby Hinsliff

Society tries to shame us for growing old. But we should think of it as a rite of passage when our character comes through There is still sex in the city, beyond the age of 50. But it may come at a price that makes you wonder if it’s really worth it. Or at least, according to the writer behind the cult of Carrie, Samantha, Charlotte and Miranda . Candace Bushnell’s latest novel-cum-memoir returns

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Reduced carbohydrate intake improves type 2 diabetics' ability to regulate blood sugar

Patients with type 2 diabetes improve their ability to regulate blood sugar levels if they eat food with a reduced carbohydrate content and an increased share of protein and fat. This is shown by a recent study conducted at Bispebjerg Hospital in collaboration with, among other partners, Aarhus University and the Department of Nutrition, Exercise and Sports at the University of Copenhagen. The fin

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Low-income, black neighborhoods still hit hard by air pollution

Disease-causing air pollution remains high in pockets of America — particularly those where many low-income and African-American people live, a disparity highlighted in research presented at the annual meeting of the American Sociological Association in New York.

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Se roboten som simmar runt i en hjärna

Utvecklingen av så kallade mikrorobotar går snabbt och nya modeller kommer med jämna mellanrum. Men nu har forskare för första gången fått robotarna att leverera stamceller i en levande mus.

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Brexit/trade: Frankenfarmers’ market

A US accord might spur imports of genetically modified organisms into the UK

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Engineers design flat pack self-watering plant pot

Two young designers say their pot could have less environmental impact than the products it replaces.

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CRISPR used in human trials for first time in U.S.

Doctors used the gene-editing tool in an attempt to treat a 34-year-old patient with sickle cell disease. Last year, a Chinese scientist caused major controversy when he used CRISPR to genetically edit two human embryos. It's unclear exactly what risks are involved in gene editing. None For the first time in the U.S., doctors used the gene-editing tool CRISPR to alter the genes of a human. The pa

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A dinosaur egg bonanza is helping ecologists understand prehistoric parenting

Therizinosaurs Therizinosaurs and their fossilised eggs. (Mark Witton/Kohei Tanaka/) Perhaps the most amazing thing about fossils is that they don’t just show us what extinct animals looked like, they can also reveal how those animals lived. Even a fossilised dinosaur egg can provide a wealth of clues about its parents’ behaviour. Dinosaur hunters in the Javkhlant region of the Gobi Desert in Mon

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Elizabeth Warren introduced a bill to cancel student debt — does it have any chance of passing?

Elizabeth Warren made a major policy announcement about education back in April. The cornerstone of her announcement, student debt relief, has now been put before congress. The bill currently has no chance of passage, but that could change if the people who support it actually voted. Sen. Elizabeth Warren (D-MA), the candidate who set the pace in the race to tackle the student debt crisis, has in

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World's Largest Nuclear Fusion Experiment Clears Milestone

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Volcano forecasts could soon be a reality, thanks to AI

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Hackers Take on Darpa's $10 Million Voting Machine

At this year's Defcon hacking conference, Darpa brought the beginnings of what it hopes will be impervious hardware.

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Controlling the material properties and rRNA processing function of the nucleolus using light [Biophysics and Computational Biology]

The nucleolus is a prominent nuclear condensate that plays a central role in ribosome biogenesis by facilitating the transcription and processing of nascent ribosomal RNA (rRNA). A number of studies have highlighted the active viscoelastic nature of the nucleolus, whose material properties and phase behavior are a consequence of underlying…

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Nanoscale oxygen defect gradients in UO2+x surfaces [Chemistry]

Oxygen defects govern the behavior of a range of materials spanning catalysis, quantum computing, and nuclear energy. Understanding and controlling these defects is particularly important for the safe use, storage, and disposal of actinide oxides in the nuclear fuel cycle, since their oxidation state influences fuel lifetimes, stability, and the…

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Distance-based protein folding powered by deep learning [Biophysics and Computational Biology]

Direct coupling analysis (DCA) for protein folding has made very good progress, but it is not effective for proteins that lack many sequence homologs, even coupled with time-consuming conformation sampling with fragments. We show that we can accurately predict interresidue distance distribution of a protein by deep learning, even for…

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Glucocorticoid exposure during hippocampal neurogenesis primes future stress response by inducing changes in DNA methylation [Neuroscience]

Prenatal stress exposure is associated with risk for psychiatric disorders later in life. This may be mediated in part via enhanced exposure to glucocorticoids (GCs), which are known to impact neurogenesis. We aimed to identify molecular mediators of these effects, focusing on long-lasting epigenetic changes. In a human hippocampal progenitor…

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Classifying fishing behavioral diversity using high-frequency movement data [Sustainability Science]

Effective management of social-ecological systems (SESs) requires an understanding of human behavior. In many SESs, there are hundreds of agents or more interacting with governance and regulatory institutions, driving management outcomes through collective behavior. Agents in these systems often display consistent behavioral characteristics over time that can help reduce the…

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Second harmonic generation detection of Ras conformational changes and discovery of a small molecule binder [Biochemistry]

Second harmonic generation (SHG) is an emergent biophysical method that sensitively measures real-time conformational change of biomolecules in the presence of biological ligands and small molecules. This study describes the successful implementation of SHG as a primary screening platform to identify fragment ligands to oncogenic Kirsten rat sarcoma (KRas). KRas…

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Long noncoding RNAs are involved in multiple immunological pathways in response to vaccination [Systems Biology]

Understanding the mechanisms of vaccine-elicited protection contributes to the development of new vaccines. The emerging field of systems vaccinology provides detailed information on host responses to vaccination and has been successfully applied to study the molecular mechanisms of several vaccines. Long noncoding RNAs (lncRNAs) are crucially involved in multiple biological…

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ARF6 and AMAP1 are major targets of KRAS and TP53 mutations to promote invasion, PD-L1 dynamics, and immune evasion of pancreatic cancer [Medical Sciences]

Although KRAS and TP53 mutations are major drivers of pancreatic ductal adenocarcinoma (PDAC), the incurable nature of this cancer still remains largely elusive. ARF6 and its effector AMAP1 are often overexpressed in different cancers and regulate the intracellular dynamics of integrins and E-cadherin, thus promoting tumor invasion and metastasis when…

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The Hsp70 chaperone is a major player in stress-induced transposable element activation [Genetics]

Previous studies have shown that heat shock stress may activate transposable elements (TEs) in Drosophila and other organisms. Such an effect depends on the disruption of a chaperone complex that is normally involved in biogenesis of Piwi-interacting RNAs (piRNAs), the largest class of germline-enriched small noncoding RNAs implicated in the…

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Last week in tech: Samsung’s new gadgets, a 6K camera, and Disney's streaming bundle

The Galaxy Tab S6 is ready to take on the iPad Pro. (Stan Horaczek/) By now, we know when most of the big smartphones from major manufacturers will arrive. Google and Apple typically release their new models in the Fall, but Samsung likes the summer. Last week, the company sprayed its firehose of new gadgets into the world, showing off the Note10 smartphone, the new Galaxy Tab S6 tablet, and the

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Believe it or not, you'll actually love watching this video of leaping maggots

Astounding. (Reproduced/adapted with permission of Journal of Experimental Biology, Farley, G. M., Wise, M. J., Harrison, J. S., Sutton, G. P., Kuo, C. and Patek, S. N., 2019, Journal of Experimental Biology, volume 222, doi:10.1242/jeb.201129/) Step aside, human gymnasts: a tiny, legless maggot has put you all to shame. Look upon the majestic somersaults of Asphondylia and despair. She is beauty

23h

Artificial intelligence could yield more accurate breast cancer diagnoses

Researchers have developed an artificial intelligence system that could help pathologists read biopsies more accurately and to better detect and diagnose breast cancer.

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23h

Physicists Propose a Fascinating New Explanation For Galaxies' Strange Symmetry

What do DNA molecules and spiral galaxies have in common?

23h

'We moved to the forest to fight climate change'

Janne Utriainen is tackling climate change in his own way – leaving the city to live off the land.

23h

Virtual 'universe machine' sheds light on galaxy evolution

By creating millions of virtual universes and comparing them to observations of actual galaxies, researchers have made discoveries that present a powerful new approach for studying galaxy formation.

23h

Older adults more likely to condemn even accidental harm

As people get older, they are more likely to condemn and want to punish others for acts that cause harm, even if no harm was intended, according to new research.

23h

Manipulating dose, timing of two therapies reduces relapse in mouse models of breast cancer

Changing the standard dose and timing of two therapies greatly cut tumor relapse and reduced side effects in mouse models of kinase mutated breast cancer and lung cancer, researchers have found.

23h

This Tesla Mod Turns a Model S Into a Mobile 'Surveillance Station'

The Surveillance Detection Scout can track license plates and faces near your Tesla—with all the privacy concerns that implies.

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This Week in Science News: Maya Warfare, Lucid Dreams, Ancient Galaxies

https://youtu.be/R-VbJmngUSU We’ve got: Maya warfare, giant extinct parrots, ancient galaxies, space travel radiation, a pill for lucid dreams, and more. Maya Warfare The Maya Classic Period, from 300 to 900 A.D., is seen as a kind of golden age for the ancient Central American civilization. Populations boomed. Art and science flourished. It was a pretty peaceful time, or so we thought. Archaeolog

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Wicked Hot Boston: Urban Heat Island (UHI) Mapping

Want to map extreme heat in your community? Anyone, anywhere can take action with ISeeChange. It’s not just in your head; Boston really is hotter in the summer. When urban areas are warmer than surrounding non-urban environments, we experience a phenomenon called the urban heat island (UHI) effect. Cities are filled with large amounts of artificial materials, such as concrete and asphalt, that abs

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Free Bus Rides in Salt Lake City Might Not Be So Far-Fetched

A leading mayoral candidate proposes eliminating fares on buses and light rail. Free rides are unusual in the US, but more common overseas.

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This seagull-shaped nebula is a hangout for baby stars

Sharpless 2-296, the Seagull Nebula (ESO/VPHAS+ team/N.J. Wright (Keele University)/) In a distant arm of the Milky Way—3,700 light-years from Earth, to be exact—a massive, glowing plume of dust and gas takes the shape of a bird in flight. Polka-dotted with baby stars, this aptly-named Seagull Nebula is a point of interest not just for birdwatchers, but for astronomers studying stellar birth. The

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The White House Readies Draft of Executive Order That Could Break the Internet

It appears the Trump administration is drafting an executive order that has the potential to radically change how the content posted on social networks are governed, stripping crucial protections …

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The End of Cheap Ride-Hail, a Teen Hacker, and More News

Catch up on the most important news from today in two minutes or less.

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