Plants & Animals
How many T. rexes were there? Billions.
How many Tyrannosaurus rexes roamed North America during the Cretaceous period?
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Environment
Study uses plankton genomes as global biosensors of ocean ecosystem stress
By analyzing gains and losses in the genes of phytoplankton samples collected in all major ocean regions, researchers at the University of California, Irvine have created the most nuanced and high-resolution map yet to show ...
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While species come and go, their ecosystems persist over millions of years
Mammal communities underwent long periods of so-called functional stability despite the waxing and waning of their constituent species over tens of millions of years, even persisting through several environmental crises. ...
Evolution
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The whitest paint is here—and it's the coolest. Literally.
In an effort to curb global warming, Purdue University engineers have created the whitest paint yet. Coating buildings with this paint may one day cool them off enough to reduce the need for air conditioning, the researchers ...
Materials Science
44 minutes ago
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Researchers establish the first entanglement-based quantum network
A team of researchers from QuTech in the Netherlands reports realization of the first multi-node quantum network, connecting three quantum processors. In addition, they achieved a proof-of-principle demonstration of key quantum ...
Quantum Physics
44 minutes ago
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Nuclear DNA from sediments helps unlock ancient human history
The field of ancient DNA has revealed important aspects of human evolutionary past, including relationships with Denisovans and Neandertals. These studies have relied on DNA from bones and teeth, which store DNA and protect ...
Archaeology
44 minutes ago
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The Internet brings people into big cities, new study suggests
The widespread proliferation of the internet and information and communication technologies (ICT) has drawn people into urban centers, according to new research.
Social Sciences
44 minutes ago
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Environmental protection could benefit from 'micro' as well as 'macro' thinking
Scientists at the University of Southampton have conducted a study that highlights the importance of studying a full range of organisms when measuring the impact of environmental change—from tiny bacteria, to mighty whales.
Ecology
1 hour ago
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12
The hunger games: Uncovering the secret of the hunger switch in the brain
Being constantly hungry, no matter how much you eat, is the daily struggle of people with genetic defects in the brain's appetite controls, and it often ends in severe obesity. In a study published in Science on April 15, ...
Neuroscience
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Latest Neuropixels probes can track neurons over weeks
A new generation of miniature recording probes can track the same neurons inside tiny mouse brains over weeks—and even months.
Neuroscience
44 minutes ago
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Medical Xpress
Researchers find new measure to predict stress resilience
Fruit flies and cellular demise: Zeroing in on the causes of ALS
Long-term survival rates for immunotherapies could be misinterpreted
Keep calm! How blood vessels are kept in check
A drug already in use in humans corrects obesity in mice
In surprising twist, some Alzheimer's plaques may be protective, not destructive
New type of cell contributes to increased understanding of ALS
Researchers unveil new 'time machine' technique to measure cells
Meatpacking plants increased COVID-19 cases in US counties
Biologists discover super-enhancers that switch on breast cancer genes
Study finds that blocking seats on planes reduces virus risk
Self-assembling nanofibers prevent damage from inflammation
Bacteria that cause periodontitis are transmitted from parents to children
An ion pump to deliver chemotherapy agents to the brain
Why women may be better equipped to fight COVID
Protein linked to ALS/ataxia could play key role in other neurodegenerative disorders
Tech Xplore
To cool tomorrow's buildings, power sector must grow
Study identifies a universal property for efficient communication
Experts' predictions for future wind energy costs drop significantly
Counting pedestrians to make pedestrians count
Reuters website to go behind paywall
Discount on charging electric cars helps to solve traffic jams
Amazon unveils smaller, lighter Echo Buds starting at $120
Researchers identify a strategy to achieve large transport gap modulation in graphene
Plastics could see a second life as biodegradable surfactants
Scientists at the Institute for Cooperative Upcycling of Plastics (iCOUP), an Energy Frontier Research Center led by Ames Laboratory, have discovered a chemical process that provides biodegradable, valuable chemicals, which ...
Materials Science
1 hour ago
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Physicists develop theoretical model for neural activity of mouse brain
The dynamics of the neural activity of a mouse brain behave in a peculiar, unexpected way that can be theoretically modeled without any fine tuning, suggests a new paper by physicists at Emory University. Physical Review ...
General Physics
1 hour ago
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Peering through the clouds of Earth's 'Evil Twin' surprises NRL sky watchers
U.S. Naval Research Laboratory scientists were recently left scratching their heads over a familiar sight in the sky. Venus images are nothing new, but a solar probe surprised the researchers by seeing through the planet's ...
Space Exploration
2 hours ago
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Baubot comes out with two new robots to aid in construction projects
Despite artificial intelligence and robotics adapting to many other areas of life and the work force, construction has long remained dominated by humans in neon caps and vests. Now, the robotics company Baubot has developed ...
Researchers generate human-monkey chimeric embryos
Investigators in China and the United States have injected human stem cells into primate embryos and were able to grow chimeric embryos for a significant period of time—up to 20 days. The research, despite its ethical concerns, ...
Biotechnology
3 hours ago
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Baked meteorites yield clues to planetary atmospheres
In a novel laboratory investigation of the initial atmospheres of Earth-like rocky planets, researchers at UC Santa Cruz heated pristine meteorite samples in a high-temperature furnace and analyzed the gases released.
Astronomy
3 hours ago
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With the right price path, there is no need for excessive carbon dioxide removal
Technologies to remove CO2 from the atmosphere, such as reforestation or bioenergy with carbon capture and storage (BECCS), are an indispensable part of limiting climate change in most scenarios. However, excessive deployment ...
Environment
6 hours ago
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With impressive accuracy, dogs can sniff out coronavirus
Many long for a return to a post-pandemic "normal," which, for some, may entail concerts, travel, and large gatherings. But how to keep safe amid these potential public health risks?
Cell & Microbiology
6 hours ago
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Massive fragment screen points way to new SARS-CoV-2 inhibitors
New research published in Science Advances provides a template for how to develop directly acting antivirals with novel modes of action that would combat COVID-19 by suppressing the SARS-CoV-2 viral infection. The study focused ...
Molecular & Computational biology
6 hours ago
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Water purification system engineered from wood, with help from a microwave oven
Researchers in Sweden have developed a more eco-friendly way to remove heavy metals, dyes and other pollutants from water. The answer lies in filtering wastewater with a gel material taken from plant cellulose and spiked ...
Materials Science
2 hours ago
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Investigating heavy quark physics with the LHCb experiment
A new review published in The European Physical Journal H by Clara Matteuzzi, Research Director at the National Institute for Nuclear Physics (INFN) and former tenured professor at the University of Milan, and her colleagues, ...
Tracking the progress of fusion power through 60 years of neutral particle analysis
As the world's energy demands grow, so too does growing concern over the environmental impact of power production. The need for a safe, clean, and reliable energy source has never been clearer. Fusion power could fulfil such ...
Forest elephants are now critically endangered—here's how to count them
A team of scientists led by the Wildlife Conservation Society (WCS) and working closely with experts from the Agence Nationale des Parcs Nationaux du Gabon (ANPN) compared methodologies to count African forest elephants (Loxodonta ...
Betting on drones as smart agricultural tools for pesticide use in farms
Besides enabling more potent smartphones and higher download speeds while riding the subway, cutting-edge technologies like artificial intelligence, robotics, and wireless communications are on the verge of revolutionizing ...
Study of marten genomes suggests coastal safe havens aided peopling of Americas
How did the first humans migrate to populate North America? It's one of the great scientific puzzles of our day, especially because forbidding glaciers covered most of Canada, Alaska and Pacific Northwest during the Last ...
Recent wildlife documentaries affect public understanding of wider conservation
Research led by the University of Kent's Durrell Institute of Conservation and Ecology (DICE) has found that the personification of animals in recent wildlife documentaries leads to significant misinformation and creates ...
Objective analysis of stress in the classroom
Is it the difficulty of a task that determines whether or not students are stressed when working on it? Dr. Nina Minkley, a biologist working in biology didactics at Ruhr-Universität Bochum (RUB), set out to find out the ...
eBird data used to shape eagle management
Millions of people donate billions of dollars' worth of their time to citizen-science projects each year. While these efforts have broadened our understanding of everything from birds to bees to bracken ferns, rarely has ...
Biologists defy Cyprus' ethnic divide to protect environment
There's something regal in the sprightly step and curious gaze of the long-horn sheep that roam the hills near Varisia, an abandoned village inside a U.N. buffer zone that cuts across ethnically divided Cyprus.
Tracking the economic impacts of COVID-19 one ship at a time
COVID-19 saw global maritime trade collapse by as much as 10% in the first eight months of 2020—leading to losses of up to $412 billion, reveals recently published Oxford research, which used sophisticated algorithms and ...
Novak Djokovic now has a tiny new snail species named after him
Do freshwater snails make good tennis players? One of them certainly has the name for it.
It's nearly cicada census time
Cicada researchers, enthusiasts, and citizen scientists have an exciting few months ahead of them. The emergence of the Brood X 17-year periodical cicadas this summer is an opportunity to unite a summertime spectacle with ...
Dog bites in children tripled during first lockdown, study finds
Emergency hospital attendance for dog bites to children was three times higher than expected during the first COVID-19 lockdown, a study has found.
Ice cap study promises new prospects for accurate local climate projections internationally
New, detailed study of the Renland Ice Cap offers the possibility of modeling other smaller ice caps and glaciers with significantly greater accuracy than hitherto. The study combined airborne radar data to determine the ...
Raccoons and raccoon dogs are expected to expand their ranges in Europe
Their home ranges lie on opposite ends of the world, yet they share a common trait: The North American raccoon (Procyon lotor) and the raccoon dog (Nyctereutes procyonoides), originally a native of Asia, were both brought ...
Glacier melt to redirect Alaska's Alsek River, endangering world-famous rafting route
The Alsek River flows from the Yukon Territory in northern Canada to the Pacific Ocean, with its mouth right on the edge of Glacier Bay National Park in Alaska. On its course, the Alsek cuts through some of the wildest country ...
Tracking oxygen in the Sargasso Sea's 18-degree water
Off the eastern coast of the United States in the Sargasso Sea, the Gulf Stream and its associated ocean currents create a thick, homogeneous layer of water that stays around 18°C year-round. Since its discovery in the late ...
Research lab simulator completes essential drug discovery work in days
SMU researchers have developed a set of computer-driven routines that can mimic chemical reactions in a lab, cutting the time and labor-related expense frequently required to find the best possible drug for a desired outcome.
Study identifies another explanation for the 'marriage premium' benefit to offspring
Something big is happening with babies in Chile—and it's at the heart of a unique study into what it means to be born to married versus unmarried parents.
Research: COVID-19 has likely worsened inequalities for Black students in L.A. County
The UCLA Center for the Transformation of Schools today released a new report examining the relationship between educational outcomes and social, health and environmental factors of Black students in 14 school districts, ...
