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Mission Accomplished: SpaceX Crew Dragon Splashes Down in Atlantic

 

Splashdown After undocking with the International Space Station Saturday yesterday evening, NASA astronauts Bob Behnken and Doug Hurley began their thrill ride of a return journey inside SpaceX's Crew Dragon spacecraft. "Thanks for flying @SpaceX ." Current Location: Planet Earth A 2:48pm ET, @AstroBehnken and @Astro_Doug splashed down, marking the first splashdown of an American crew spacecraft

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Live: SpaceX Just Bought 2 Astronauts Back Home in a Milestone For Human Spaceflight

 

The first splashdown of an American crew spacecraft in 45 years.

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Why Are Plants Green? The Answer Might Work on Any Planet

 

A new model of photosynthesis points to an evolutionary principle governing light-harvesting organisms that might apply throughout the universe.

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Hurricane might delay SpaceX-NASA return trip from ISS

 

The first US astronauts to reach the International Space Station on an American spacecraft in nearly a decade might not come home this weekend as scheduled because of Hurricane Isaias, NASA said Friday.

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Hurricane Isaias churns through Bahamas as Florida prepares

 

Forecasters declared a hurricane warning for parts of the Florida coast Friday as Hurricane Isaias drenched the Bahamas on a track for the U.S. East Coast.

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US officials seek limits on "habitat" for imperiled species

 

The Trump administration is moving to restrict what land and water areas can be declared as "habitat" for imperiled plants and animals—potentially excluding locations that species could use in the future as climate change upends ecosystems.

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US officials seek limits on "habitat" for imperiled species

 

The Trump administration is moving to restrict what land and water areas can be declared as "habitat" for imperiled plants and animals—potentially excluding locations that species could use in the future as climate change upends ecosystems.

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New printing process advances 3-D capabilities

 

More durable prosthetics and medical devices for patients and stronger parts for airplanes and automobiles are just some of the products that could be created through a new 3-D printing technology invented by a UMass Lowell researcher.

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Scientists discover new class of semiconducting entropy-stabilized materials

 

Semiconductors are important materials in numerous functional applications such as digital and analog electronics, solar cells, LEDs, and lasers. Semiconducting alloys are particularly useful for these applications since their properties can be engineered by tuning the mixing ratio or the alloy ingredients. However, the synthesis of multicomponent semiconductor alloys has been a big challenge due

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Cloud Cities of Venus: Settling Earth's Twin

 

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

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The Big Bang may be a black hole inside another universe

 

submitted by /u/Memetic1 [link] [comments]

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New high-capacity embedded memory uses half as much silicon

 

submitted by /u/Sorin61 [link] [comments]

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Hartford announces plan to provide free, citywide WIFI to all residents

 

submitted by /u/tapehead4 [link] [comments]

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GM to triple number of fast-charging stations for electric vehicles

 

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

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Physicists find misaligned carbon sheets yield unparalleled properties

 

submitted by /u/izumi3682 [link] [comments]

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Google's TF-Coder tool automates machine learning model design

 

submitted by /u/izumi3682 [link] [comments]

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New Study: leading global car companies set to miss key climate target BY 1.5 BILLION tonnes of CO2 in next 5 years ( => as much CO2 as Canada + Mexico annually!)

 

as much CO2 as Canada + Mexico annually!)" title="" src="https://b.thumbs.redditmedia.com/J6ru0DDU9GDoa8BnmKnyK0ehsSjIkplJyyGH_BwOcgU.jpg"> submitted by /u/80runs [link] [comments]

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Dying coral reefs are being saved by automation

 

submitted by /u/Gari_305 [link] [comments]

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'Drawn-on-skin' electronics offer breakthrough in wearable monitors

 

submitted by /u/Sorin61 [link] [comments]

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Pentagon to release new details of UFO encounters to public – CNN Video

 

submitted by /u/izumi3682 [link] [comments]

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Fortælling fra fremtidens Mars-base: Du vågner, da alarmen går

 

Hverdagen på den røde planet er plaget af farlige situationer.

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How creating an "empathy lens" makes P2P marketing communications more effective

 

Provider-focused P2P marketing communications increase consumers' likelihood of purchase, app download, and willingness to pay.

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Hovering, Flying, and Hopping Across the Solar Sytem

 

NASA's Mars helicopter is about to take space travel where it has never gone before.

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Machine learning finds a surprising early galaxy

 

New results achieved by combining big data captured by the Subaru Telescope and the power of machine learning have discovered a galaxy with an extremely low oxygen abundance of 1.6% solar abundance, breaking the previous record of the lowest oxygen abundance. The measured oxygen abundance suggests that most of the stars in this galaxy formed very recently.

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Two Nasa astronauts prepare to make first splashdown for 45 years

 

The crew from the SpaceX commercial flight will land off Florida on Sunday as Hurricane Isaias fears ease Two Nasa astronauts are preparing to make the first splashdown return to Earth in 45 years as the threat posed by Hurricane Isaias off the coast of Florida eased. Robert Behnken and Douglas Hurley are set to come back to Earth from the International Space Station on Sunday after launching int

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Parkinson's disease-related phosphorylation at Tyr39 rearranges {alpha}-synuclein amyloid fibril structure revealed by cryo-EM [Physiology]

 

Posttranslational modifications (PTMs) of α-synuclein (α-syn), e.g., phosphorylation, play an important role in modulating α-syn pathology in Parkinson's disease (PD) and α-synucleinopathies. Accumulation of phosphorylated α-syn fibrils in Lewy bodies and Lewy neurites is the histological hallmark of these diseases. However, it is unclear how phosphorylation relates to α-syn pathology….

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The esophageal gland mediates host immune evasion by the human parasite Schistosoma mansoni [Developmental Biology]

 

Schistosomes are parasitic flatworms that cause schistosomiasis, a neglected tropical disease affecting over 200 million people. Schistosomes develop multiple body plans while navigating their complex life cycle, which involves two different hosts: a mammalian definitive host and a molluscan intermediate host. Their survival and propagation depend upon proliferation and differentiation…

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Protein nanoribbons template enamel mineralization [Biochemistry]

 

As the hardest tissue formed by vertebrates, enamel represents nature's engineering masterpiece with complex organizations of fibrous apatite crystals at the nanometer scale. Supramolecular assemblies of enamel matrix proteins (EMPs) play a key role as the structural scaffolds for regulating mineral morphology during enamel development. However, to achieve maximum tissue…

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The synthesis of xyloglucan, an abundant plant cell wall polysaccharide, requires CSLC function [Plant Biology]

 

Xyloglucan (XyG) is an abundant component of the primary cell walls of most plants. While the structure of XyG has been well studied, much remains to be learned about its biosynthesis. Here we employed reverse genetics to investigate the role of Arabidopsis cellulose synthase like-C (CSLC) proteins in XyG biosynthesis….

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Eco-evolutionary control of pathogens [Evolution]

 

Control can alter the eco-evolutionary dynamics of a target pathogen in two ways, by changing its population size and by directed evolution of new functions. Here, we develop a payoff model of eco-evolutionary control based on strategies of evolution, regulation, and computational forecasting. We apply this model to pathogen control…

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Energetics and kinetics of substrate analog-coupled staphylococcal nuclease folding revealed by a statistical mechanical approach [Biophysics and Computational Biology]

 

Protein conformational changes associated with ligand binding, especially those involving intrinsically disordered proteins, are mediated by tightly coupled intra- and intermolecular events. Such reactions are often discussed in terms of two limiting kinetic mechanisms, conformational selection (CS), where folding precedes binding, and induced fit (IF), where binding precedes folding. It…

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Lysosomal activity regulates Caenorhabditis elegans mitochondrial dynamics through vitamin B12 metabolism [Cell Biology]

 

Mitochondrial fission and fusion are highly regulated by energy demand and physiological conditions to control the production, activity, and movement of these organelles. Mitochondria are arrayed in a periodic pattern in Caenorhabditis elegans muscle, but this pattern is disrupted by mutations in the mitochondrial fission component dynamin DRP-1. Here we…

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Phyllis Omido: The woman who won $12m fighting lead battery poisoners

 

Kenyan activist Phyllis Omido has been ignored, harassed and arrested, but she never gave up.

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PokimaneBoyfriend and the Scandalous Reign of Drama YouTube

 

This week, Twitch streamer Pokimane demonstrated how to expertly handle the internet drama industrial complex.

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How the Alleged Twitter Hackers Got Caught

 

Bitcoin payments and IP addresses led investigators to two of the alleged perpetrators in just over two weeks.

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US suffers worst month for Covid-19 cases

 

Infections surge in sunbelt region and rising death rates could complicate economic recovery

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Manipulating non-magnetic atoms in a chromium halide enables tuning of magnetic properties

 

The magnetic properties of a chromium halide can be tuned by manipulating the non-magnetic atoms in the material, a team reports. The method is based on a mechanism known as an indirect exchange interaction.

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Coronavirus live news: WHO reports record global daily cases as easing on hold in England

 

Almost 300,000 new infections on Friday, led by US, Brazil and India; Boris Johnson warns of second UK lockdown; Victoria braced for more restrictions in Australia. Follow all the developments live The week Covid-19 roared back in Europe Fauci optimistic about having a vaccine this year 1.33am BST The premier of the Australian state of Victoria, Daniel Andrews , will hold a press conference at 11

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The Atlantic Daily: Be Your Own Bob Ross This Weekend

 

Every weekday evening, our editors guide you through the biggest stories of the day, help you discover new ideas, and surprise you with moments of delight. Subscribe to get this delivered to your inbox . HORST FRIEDRICHS / ANZENBERGER / R​EDUX Limbo is too gentle a word. For many parents, the uncertainty around school reopenings amounts to a daily strain, as they contemplate another full season o

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Cooling of Earth caused by eruptions, not meteors

 

Ancient sediment found in a central Texas cave appears to solve the mystery of why the Earth cooled suddenly about 13,000 years ago.

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Mexico Caves Reveal Ancient Ochre Mining

 

Now-submerged caves in the Yucatán Peninsula contain remains of ochre mining operations that date back at least 10,000 years.

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How should we study sex differences in a polarized age?

 

A new study found brain volume differences between men and women. The research focuses on regional grey matter volume, a contentious measurement in neuroscience. Without environmental conditions being considered, how trustworthy is our emphasis on biology? In his book, "Chemically Imbalanced," University of Virginia research professor, Joseph E. Davis, questions the 20th century paradigm shift th

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That Weird, Long Cloud on Mars Has Made a Dramatic Return

 

Hovering above an extinct volcano.

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The Coronavirus Infected Hundreds at a Georgia Summer Camp

 

The camp took precautions but did not require campers to wear masks, the C.D.C. reported. Singing and cheering may have helped spread the virus.

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Trump May Soon Order TikTok's Sale, as Microsoft Circles

 

The short-video app is wildly popular with teens, but officials fear it could be a conduit for data to China, or for Beijing's propaganda.

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The Lancet Public Health: UK and US healthcare workers report higher rates of COVID-19 compared to general population in early pandemic period

 

Frontline healthcare workers may have substantially higher risk of reporting a positive test for COVID-19 than people from the general population, according to an observational study of almost 100,000 healthcare workers in the UK and USA published today in The Lancet Public Health journal.

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Frontline healthcare workers more likely to test positive for COVID despite PPE

 

A new study published today in Lancet Public Health has found that front-line healthcare workers with adequate personal protective equipment (PPE) have a three-fold increased risk of a positive SARS-CoV-2 test, compared to the general population.

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High COVID-19 risk among health care workers, especially those from minority backgrounds

 

At the peak of the COVID-19 pandemic in the US and the UK, frontline healthcare workers — Black, Asian, and minority ethnic backgrounds — faced much higher risks of testing positive.

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Mexico Caves Reveal Ancient Ochre Mining

 

Now-submerged caves in the Yucatán Peninsula contain remains of ochre mining operations that date back at least 10,000 years. — Read more on ScientificAmerican.com

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Antiabortion ethicists and scientists dominate Trump's fetal tissue review board

 

Proposals for research using cells and organs donated after elective abortions appear to face long odds

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Can You Get COVID-19 Twice? Scientists Say It's Too Early to Tell

 

Recovery from the virus seems to stimulate protective immunity, but there's not enough data to determine how long that protection lasts.

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New guidelines say breastfeeding is safe after anaesthesia

 

New guidelines published by the Association of Anaesthetists in the journal Anaesthesia, to coincide with the start of World Breast Feeding Week (1-7 August) say that breastfeeding is safe after the mother has had anaesthesia, as soon as she is alert and able to feed.

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How human sperm really swim: New research challenges centuries-old assumption

 

A breakthrough in fertility science has shattered the universally accepted view of how sperm 'swim'.

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To improve students' mental health, study finds, teach them to breathe

 

When college students learn specific techniques for managing stress and anxiety, their well-being improves across a range of measures and leads to better mental health, a new study finds.

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Memory loss reversed or abated in those with cognitive decline

 

Researchers sought to determine whether a comprehensive and personalized program, designed to mitigate risk factors of Alzheimer's disease could improve cognitive and metabolic function in individuals experiencing cognitive decline. Findings provided evidence that this approach can improve risk factor scores and stabilize cognitive function.

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A new synthesis method for three-dimensional nanocarbons

 

A team has developed a new method of synthesis for three-dimensional nanocarbons, utilizing a catalytic reaction to connect benzene rings and create an eight-membered ring structure. This represents a breakthrough in the synthesis of these nanocarbons, which are expected to be valuable next-generation functional materials.

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Tiny plants crucial for sustaining dwindling water supplies: Global analysis

 

Miniscule plants growing on desert soils can help drylands retain water and reduce erosion, researchers have found.

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Sharing a secret…the quantum way

 

Researchers have demonstrated a record setting quantum protocol for sharing a secret amongst many parties.

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The pandemic is hitting scientist parents hard, and some solutions may backfire

 

New data quantify lost work hours and productivity, but the way forward remains uncertain

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Astronauts Set To Return To Earth In First U.S. Splashdown In Decades

 

The two NASA astronauts who flew on the SpaceX craft to the International Space Station in May are scheduled to return to Earth on Sunday. But there's a hurricane forecast for the splashdown vicinity. (Image credit: NASA)

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For Big Tech, There's No Winning This Round

 

Accountability is coming—not just because Congress had an impressive hearing this week, but because the confluence of crises now demand action.

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Unusual electron sharing found in cool crystal

 

Tungsten atoms are seen to come together in a way that is similar to an outer space ion. The finding suggests many more types of electron sharing between atoms could exist in nature.

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Researchers discover stem cells in optic nerve that preserve vision

 

Researchers have for the first time identified stem cells in the region of the optic nerve, which transmits signals from the eye to the brain. The finding presents a new theory on why the most common form of glaucoma may develop and provides potential to treat a leading cause of blindness.

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One-size does not fit all for post-disaster recovery

 

A new study that followed 400 households after the 2015 Nepal earthquakes provides insight into better understanding the factors that contribute to resilience and change in short-term rural natural disaster recovery.

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Stay or leave? A tale of two virus strategies revealed by math

 

By modeling experimentally measured characteristics of cells infected with hepatitis C in the lab, researchers found that one virus strain was roughly three times more likely to use copied genetic code to create new viruses compared to another, which instead tended to keep more copies inside an infected cell to accelerate replication. Understanding specific strategies adopted by viruses through su

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Unusual electron sharing found in cool crystal

 

Tungsten atoms are seen to come together in a way that is similar to an outer space ion. The finding suggests many more types of electron sharing between atoms could exist in nature.

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Should Youth Come First in Coronavirus Care?

 

If medical rationing becomes necessary, some older adults are prepared to step aside. But many have the opposite concern: that they will be arbitrarily sent to the rear of the line.

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Musk: SpaceX Starship Prototype Could Fly 'Soon'

 

SpaceX has a good thing going with the Falcon 9. It has almost perfected landings, allowing it to reuse the boosters, and NASA has certified the Falcon 9 to carry its most important cargo and even astronauts. The company is already looking toward its next launch platform, though. After blowing up a few Starship prototypes, the latest SN5 test vehicle just completed a full-duration static fire. CE

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New printing process advances 3D capabilities

 

More durable prosthetics and medical devices for patients and stronger parts for airplanes and automobiles are just some of the products that could be created through a new 3D printing technology invented by a UMass Lowell researcher.

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Scientists discover new class of semiconducting entropy-stabilized materials

 

The design of novel materials with superior characteristics by entropy stabilization is a very dynamic emerging research area in materials science. However, despite recent advances in entropy-stabilized metals and insulating ceramics targeted for structural applications, there is still a dearth of high-entropy semiconductors, which poses a major obstacle for the adoption of high-entropy materials

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Cooling of Earth caused by eruptions, not meteors

 

Ancient sediment found in a central Texas cave appears to solve the mystery of why the Earth cooled suddenly about 13,000 years ago, according to a research study co-authored by a Texas A&M University professor.

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Minimally invasive percutaneous treatment for osteoid osteoma of the spine

 

Osteoid osteomas are benign but painful bone-forming tumors usually involving long bones, with localization at the spine in 10-20% of the cases. In the last years, percutaneous radiofrequency ablation has been proposed as a new mini-invasive technique for the treatment of osteoid osteomas.

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The Correlation-Causation Taboo

 

Should psychologists be more comfortable discussing causality?

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To distinguish contexts, animals think probabilistically, study suggests

 

A new statistical model may help scientists understand how animals make inferences about whether their surroundings are novel or haven't changed enough to be regarded a new context.

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When Dirac meets frustrated magnetism

 

Scientists have discovered one of the largest anomalous Hall effects (15,506 siemens per centimeter at 2 Kelvin) ever observed in the new compound, KV3Sb5. This material has a never-before-seen combination of properties: Dirac physics, frustrated magnetism, 2D exfoliatability, and chemical stability. Aside from future fundamental research studying the interplay of these ingredients, the unique com

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Physicists find misaligned carbon sheets yield unparalleled properties

 

A material composed of two one-atom-thick layers of carbon has grabbed the attention of physicists worldwide for its intriguing — and potentially exploitable — conductive properties. University of Texas at Dallas physicists are studying how the ability of twisted bilayer graphene to conduct electrical current changes in response to mid-infrared light.

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'Little brain' or cerebellum not so little after all

 

When we say someone has a quick mind, it may be in part thanks to our expanded cerebellum that distinguishes human brains from those of macaque monkeys, for example. High-res imaging shows the cerebellum is 80% of the area of the cortex, indicating it has grown as human behavior and cognition evolved.

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US: Snake River dams will not be removed to save salmon

 

The U.S. government announced Friday that four huge dams on the Snake River in Washington state will not be removed to help endangered salmon migrate to the ocean.

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US: Snake River dams will not be removed to save salmon

 

The U.S. government announced Friday that four huge dams on the Snake River in Washington state will not be removed to help endangered salmon migrate to the ocean.

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US astronauts pack up for rare splashdown in SpaceX capsule

 

Two U.S. astronauts about to make the first splashdown return in 45 years said Friday they'll have seasick bags ready to use if needed.

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The need for progressive national narratives

 

The recent rise of authoritarian nationalist movements has reinforced the tendency of many on the left, and some on the right, to reject all forms of nationalism, writes Rogers M. Smith in "Toward Progressive Narratives of American Identity," published in Polity's May Symposium on the Challenges Facing Democrats.

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A rebranding of 'freedom'?

 

According to recent Gallup polls, socialism is now more popular than capitalism among Democrats and young people, and support for "some form of socialism" among all Americans is at 43% (compared to 25% in 1942). Policies that went unmentioned or were declared out-of-bounds in elections four years ago—a federal jobs guarantee, single-payer health care, free college, massive tax hikes on the rich, a

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Researchers Use Artificial Intelligence To Study Elephant Calls

 

The Elephant Listening Project has been listening to elephant calls for 20 years to learn more about animals. But identifying the calls used to be laborious — until scientists used AI.

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New Study Finds Expanded Jobless Benefits Don't Reduce Employment

 

NPR's Ailsa Chang talks with Dana Scott, a doctoral candidate in economics at Yale University, about her study that looked at whether expanded jobless benefits reduced incentives to look for work.

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Going viral: five of the most important things we've learnt about Covid-19 so far | Hassan Vally

 

The past few weeks in Victoria highlight how quickly things can turn. We have a long way to go Even though it's been only six months since we first heard about a novel coronavirus circulating in China, so much has happened that it's all a bit of a blur. What we do know is that we have a long way to go and there are many challenges that lie ahead of us. Although many countries have managed to gain

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Incognito and private mode offer fewer protections than you think

 

Your browser of choice probably offers an more private mode—but how effective is it? (Michal Vavro/Unsplash/) Lorrie Cranor is a professor of Computer Science and of Engineering & Public Policy at Carnegie Mellon University. Hana Habib is a graduate research assistant at the Institute for Software Research at Carnegie Mellon University. This story was originally featured on The Conversation . Man

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Sperm have a weird way of swimming and we only noticed after 300 years

 

For 300 years we've assumed sperm swim by beating their tails symmetrically, but in reality sperm rotate like a corkscrew while beating their tails asymmetrically

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Changing how we make solar panels could reduce their carbon emissions

 

Although solar panels are a source of renewable energy, making them has an environmental impact. A new type of panel has a lower carbon footprint than traditional silicon ones

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To distinguish contexts, animals think probabilistically, study suggests

 

A new statistical model may help scientists understand how animals make inferences about whether their surroundings are novel or haven't changed enough to be regarded a new context.

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Insights on the gut microbiome could shape more powerful, precise treatment

 

In a recently published study, investigators from Brigham and Women's Hospital explore how the dynamics of bacterial species may influence the success of fecal microbiota transplantation in treating recurrent C. difficile infection. In Nature Communications, the team presents an algorithm to design personalized probiotic cocktails for patients with unhealthy gut microbiomes due to rCDI.

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