Science

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 2022-05-19 14:55 

Phys.org

Unexpected differences between males and females in fossil mouse deer...

Mouse deer are among the smallest ruminants in the world. Today, they live in the tropics of Africa and Asia and are barely larger than hares. Males and females differ little in appearance. But that was not the case about eleven million years ago. Josephi...

 2022-05-19 14:55 

Phys.org

COVID-19 poo test for bats may help pandemic monitoring and conservation efforts...

A SARS-CoV-2 test for bats using fecal samples could boost understanding of how wild animals transmit viruses to other animals and humans....

 2022-05-19 14:55 

Phys.org

New mechanism for regulating supply of DNA building blocks for better antibiotics...

In a new study published in Nature Communications, researchers from Stockholm University show for the first time how NrdR binds to DNA to inhibit RNR. The novel mechanism could help scientists design better antibiotics by targeting a pathogen's abilit...

 2022-05-19 14:55 

Phys.org

Previously unknown crocodile species lived in Asia 39 million years ago...

Researchers from the Senckenberg Center for Human Evolution and Paleoenvironment at the University of Tbingen have identified fossils of a previously unknown crocodile species in Vietnam. The nearly four-meter-long, almost completely preserved skeleton fr...

 2022-05-19 14:55 

Phys.org

Ceres probably formed farther out in the solar system and migrated inward...

When Sicilian astronomer Giuseppe Piazzi spotted Ceres in 1801, he thought it was a planet. Astronomers didn't know about asteroids at that time. Now we know there's an enormous quantity of them, primarily residing in the main asteroid belt betwee...

 2022-05-19 14:55 

Phys.org

Climate change is killing trees in Queensland's tropical rainforests...

In recent years, the Great Barrier Reef off Australia's northeast coast has seen multiple events of mass coral bleaching as human-caused global warming has driven sustained high temperatures in the ocean....

 2022-05-19 14:54 

Phys.org

The small things make a big difference in the science of measurement...

Scientists must make ever more sophisticated measurements as technology shrinks to the nanoscale and we face global challenges from the effects of climate change....

 2022-05-19 14:54 

Phys.org

How can Indonesia improve the REDD+ project to stop deforestation?...

Indonesia is home to the world's third-largest tropical forest area and since 2009 has operated a forest-based climate action project developed by the United Nations Framework Convention on Climate Change (UNFCCC)....

 2022-05-19 14:53 

Phys.org

Recycling more precious metals from nuclear and electronic waste using the Picasso pigment, Prussian blue...

A big problem with the disposal of nuclear and electronic wastes is that the process wastes precious metals such as gold and platinum-group metals, which are key metals in computer chips. Researchers form Nagoya University in collaboration with those from...

 2022-05-19 14:53 

Phys.org

Uncovering clues to the regulation of mitochondria production in aging cells...

Many age-related diseases share a common feature: the mitochondria of cells begin to malfunction. While the cause is not known, Buck Institute scientists have discovered a new mechanism of how mitochondria start to go wrong, which opens new doors for rese...

 2022-05-19 14:44 

Universe Today

We May See a Tau Herculid Meteor Outburst on May 31st...

Be sure to watch the skies on the last morning of May, for a possible meteor outburst. The post We May See a Tau Herculid Meteor Outburst on May 31st appeared first on Universe Today ....

 2022-05-19 14:40 

Phys.org

Restoring the Great Lakes: After 50 years of US-Canada joint efforts, some success and lots of unfinished business...

The Great Lakes cover nearly 95,000 square miles (250,000 square kilometers) and hold over 20% of Earth's surface fresh water. More than 30 million people in the U.S. and Canada rely on them for drinking water. The lakes support a multibillion-dollar ...

 2022-05-19 14:38 

ScienceDaily.com

Broadening the scope of epoxide ring opening reactions with zirconocene...

Epoxide, a cyclic ether, can be used to obtain important alcohols, pharmaceuticals, agrochemicals, and functional polymers. This transformation is facilitated by the reductive ring opening of epoxide. Traditionally, the reaction has been catalyzed using t...

 2022-05-19 14:38 

ScienceDaily.com

Ions and Rydberg-atoms: A bond between David and Goliath...

Researchers have verified a novel binding mechanism forming a molecule between a tiny charged particle and in atomic measures gigantic Rydberg atom. The scientists could observe spatially resolved the molecule with the help of a self-build ion microscope....

 2022-05-19 14:38 

ScienceDaily.com

How ice clouds develop: Asian monsoon influences large parts of the Northern Hemisphere...

Atmospheric researchers have discovered a mechanism that allows nuclei for ice clouds to form and rapidly grow in the upper troposphere. Although the conditions for nucleus formation are only fulfilled in the Asian monsoon region, the mechanism is expecte...

 2022-05-19 14:38 

ScienceDaily.com

Cooperation rewards water utilities...

Inter-utility water agreements can help mitigate risks, in research that used supercomputer simulations of water supply in the North Carolina Research Triangle. Findings are generalizable to any place where water providers face financial and supply challe...

 2022-05-19 14:38 

ScienceDaily.com

Islet transplant: Changing lives for people with diabetes...

Medical researchers report long-term results showing the islet transplant treatment is safe and reliable for helping people with hard-to-control diabetes stabilize their blood sugar....

 2022-05-19 14:38 

ScienceDaily.com

Everyone eats three extra cheeseburgers a day than they admit, study shows...

Everyone eats the equivalent of three extra cheeseburgers a day than they admit -- regardless of their waistline, researchers have revealed. The study shows obese and thin people all fib about food to the same amount regardless of the number on the bathro...

 2022-05-19 14:38 

ScienceDaily.com

Unlocking the secrets of killer whale diets and their role in climate change...

Researchers have discovered new clues to understand how killer whales impact their environment....

 2022-05-19 14:38 

ScienceDaily.com

Why baby leatherback marine turtles can't 'see the sea'...

For most sea turtles, the journey to find the ocean from their nests is pretty straightforward. However, leatherback hatchlings more often crawl around in circles trying to find the ocean. Circling delays their entry into the ocean, wastes energy, and pla...

 2022-05-19 14:38 

Phys.org

Traumatic societal events may undermine classroom behavior interventions for certain groups, study finds...

As a researcher of student mental health and well-being, Keith Herman has found that, in general, offering students more positive encouragement rather than negative reprimands not only reduces disruptive student classroom behavior but can also improve stu...

 2022-05-19 14:20 

Phys.org

Aquatic fungi: Forgotten conservation targets...

They are always there, dwelling in the water, where they play a key role in food webs, in cycling of nutrients, matter and energy, and water purification. However, as happens with organisms that tend to be inconspicuous and often invisible to the naked ey...

 2022-05-19 14:02 

Quanta Magazine

Simple Gene Circuits Hint at How Stem Cells Find New Identities...

Synthetic biology experiments suggest a "MultiFate" model for how genetically identical cells become the many different types found in complex organisms like us. The post Simple Gene Circuits Hint at How Stem Cells Find New Identities first appear...

 2022-05-19 14:00 

Space.com

Glimmering Hubble Space Telescope photo shows stunning starburst effect...

A new photo from the Hubble Space Telescope shows a densely packed region of stars located in the constellation Sagittarius. The photo features tens of thousands of bright stars....

 2022-05-19 14:00 

Scientific American

Tuberculosis Is the Oldest Pandemic, and Poverty Makes It Continue...

Tuberculosis is preventable and curable, yet it afflicts one quarter of the world's population—mostly because of poverty...

 2022-05-19 13:52 

LiveScience.com

Thousands of prehistoric pits discovered around Stonehenge...

Thousands of large and small pits dotted the Stonehenge landscape in prehistoric times, a special type of field survey reveals....

 2022-05-19 13:46 

Phys.org

Do meditation podcasts and apps yield 'authentic' Buddhism?...

Is digital Buddhism, which includes computer-assisted practices such as listening to podcasts and using meditation applications apps, authentic?...

 2022-05-19 13:41 

Phys.org

Growing plant trade may spread invasive species but also help ecosystems adapt to climate change...

Plant seeds must travel far to maintain healthy ecosystems. Carried on the wind or in the fur and dung of animals, traveling seeds help cleared forest patches regrow and infuse clutches of rare species with diverse genes, making them more resistant to ext...

 2022-05-19 13:40 

TreeHugger

These Students Are Building a Guide to the Climate Crisis...

See what students in Canada are collaborating on to tackle the climate crisis....

 2022-05-19 13:37 

Phys.org

Climate change reveals unique artifacts in melting ice patches...

One day more than 3,000 years ago, someone lost a shoe at the place we today call Langfonne in the Jotunheimen mountains. The shoe is 28 cm long, which roughly corresponds to a modern size 36 or 37. The owner probably considered the shoe to be lost for go...

 2022-05-19 13:37 

Phys.org

New theory suggests collision of dwarf galaxies could explain dark matterfree galaxies...

A team of astrophysicists affiliated with multiple institutions in the U.S., one in Germany and one in Canada, has developed a new theory to explain the existence of odd, dark matterfree dwarf galaxies. In their paper published in the journal Nature, the ...

 2022-05-19 13:36 

Phys.org

Laser annealing transmon qubits for high-performance superconducting quantum processors...

Quantum physicists aim to scale the number of qubits during quantum computing, while maintaining high-fidelity quantum gates; this is a challenging task due to the precise frequency requirements that accompany the process. Superconducting quantum processo...

 2022-05-19 13:09 

Phys.org

Research finds most effective influencer marketing tactics...

A YouTube personality takes a break from chatting about video games to talk about a web hosting service. An Instagram account devoted to beauty spotlights a new haircare product. A TikToker shouts out a fast-food sandwich to her fans. Anyone who uses soci...

 2022-05-19 13:08 

Phys.org

Supply chain crisis complicates fixing baby formula shortage, expert says...

The critical shortage of baby formula across the United States is being exacerbated by many of the same issues implicated in the global supply chain crisis borne by the Coronavirus pandemic, says a Virginia Tech industrial packaging and shipping expert....

 2022-05-19 13:06 

Phys.org

Political scientist examines a quarter-century of post-Apartheid government...

Back in April 1994, the world watched a remarkable event: South Africa's first democratic election with universal suffrage. The country whose Apartheid system had legalized racial segregation since the late 1940s went to the polls and elected a new na...

 2022-05-19 13:05 

Phys.org

Unlocking the secrets of killer whale diets and their role in climate change...

Killer whale populations are invading the Arctic, causing significant disruptions to an ecosystem already deeply affected by climate change. A team of McGill researchers has discovered new clues to understand how killer whales impact their environment&mda...

 2022-05-19 13:04 

Phys.org

Light-controlled reactions at the nanoscale...

Controlling strong electromagnetic fields on nanoparticles is the key to triggering targeted molecular reactions on their surfaces. Such control over strong fields is achieved via laser light. Although laser-induced formation and breaking of molecular bon...

 2022-05-19 13:04 

Phys.org

When the equinox gene appears, repair transitions into regrowth...

When animals experience a large injury, such as the loss of a limb, the body immediately begins a wound healing response that includes sealing the wound site and repairing local damage. In many animals, including humans, when the local wound site is taken...

 2022-05-19 13:03 

Phys.org

Overgrazing disrupts entire ecosystem...

The Tibetan highlands have a special significance both as a grazing ecosystem and global carbon store. Furthermore, it plays a key role in the formation of the monsoon and supplying of potable water for a fifth of the earth's population. An internatio...

 2022-05-19 13:03 

Phys.org

Early-stage detection of microbial contamination in cell therapy products...

Researchers from Critical Analytics for Manufacturing Personalized-Medicine (CAMP), an Interdisciplinary Research Group (IRG) at the Singapore-MIT Alliance for Research and Technology (SMART), MIT's research enterprise in Singapore, have identified a ...

 2022-05-19 13:03 

Phys.org

The sun as you've never seen it before...

Powerful flares, breathtaking views across the solar poles, and a curious solar "hedgehog" are among the haul of spectacular images, movies and data returned by Solar Orbiter from its first close approach to the sun. Although the analysis of the n...

 2022-05-19 13:00 

The Daily Galaxy

Radio Galaxies of the Early Universe -Would Take Several Million Years to Cross at Speed of Light...

"When we look far into the distant universe, we are observing objects way in the past when they were young. We expected to find that these distant giants would appear as a comparatively small pair of vague lobes. To our surprise, we found that these g...

 2022-05-19 13:00 

Scientific American

The Weight of Stigma: Heavier Patients Confront the Burden of Bias...

Research shows that anti-fat bias lowers the quality of care for higher-weight patients. Here is one patient's story....

 2022-05-19 13:00 

Scientific American

Coral Reefs Are Struggling, but There Is Some Good News...

Graphics show how reefs around the globe are faring...

 2022-05-19 12:54 

ScienceDaily.com

Using light and sound to reveal rapid brain activity in unprecedented detail...

Biomedical engineers at Duke University have developed a method to scan and image the blood flow and oxygen levels inside a mouse brain in real-time with enough resolution to view the activity of both individual vessels and the entire brain at once. This ...

 2022-05-19 12:54 

ScienceDaily.com

Scientists develop 'off the shelf' engineered stem cells to treat aggressive brain cancer...

Investigators have devised a novel therapeutic method for treating glioblastomas post-surgery by using stem cells taken from healthy donors engineered to attack GBM-specific tumor cells. This strategy demonstrated profound efficacy in preclinical models o...

 2022-05-19 12:49 

The Conversation

Grim 2022 drought outlook for Western US offers warnings for the future as climate change brings a hotter, thirstier atmosphere...

Farmers in some regions are being encouraged to preserve and establish grasslands that can survive drought and protect the soil. AP Photo/Mark Rogers Much of the western U.S. has been in the grip of an unrelenting drought since early 2020. The dryness has...

 2022-05-19 12:45 

Phys.org

Promising new innovation aims to reduce environmental impacts of scallop dredging...

An innovative new gear modification that lifts steel bags used for scallop dredging off the seafloor has shown potential to reduce damage to the seabed during commercial fishing expeditions....

 2022-05-19 12:38 

New Scientist

Covid-19 news: World as vulnerable to pandemics as pre-coronavirus...

A regular round-up of the latest coronavirus news, plus insight, features and interviews from New Scientist about the covid-19 pandemic...

 2022-05-19 12:23 

The Conversation

Restoring the Great Lakes: After 50 years of US-Canada joint efforts, some success and lots of unfinished business...

Children participate in a water fight in Lake Ontario in Mississauga, Ontario, during a heat wave on June 5, 2021. Zou Zheng/Xinhua via Getty Images The Great Lakes cover nearly 95,000 square miles (250,000 square kilometers) and hold over 20% of Earth...

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