Ecology
Rare hunting scene raises questions over polar bear diet
A polar bear chases a reindeer into the water, drags it ashore and devours it, in a striking scene caught on film for the first time.
17 hours ago
5
190
Social Sciences
Community policing found to be ineffective in improving trust or reducing crime
An international team of researchers has found that instituting community policing into several communities in six countries in the Southern Hemisphere did little to improve trust in police and did not reduce crime rates. ...
14 hours ago
2
128
A 3D ink made of living cells for creating living structures
A team of researchers from Harvard University and Brigham and Women's Hospital, Harvard Medical School, has developed a type of living ink that can be used to print living materials. In their paper published in the journal ...
Giving male Bornean rock frogs testosterone found to exaggerate their kicking gestures
A team of researchers from Brown University, the University of Vienna and Smith College has found that giving male Bornean rock frogs testosterone pushes them to exaggerate their provocative kicking gestures. In their paper ...
In the quantum realm, not even time flows as you might expect
A team of physicists at the Universities of Bristol, Vienna, the Balearic Islands and the Institute for Quantum Optics and Quantum Information (IQOQI-Vienna) has shown how quantum systems can simultaneously evolve along two ...
Quantum Physics
Nov 26, 2021
46
2558
Study shows people who believe in astrology tend to be less intelligent and more narcissistic
A trio of psychologists at Lund University has found via online questionnaire, that people who believe in astrology tend to be less intelligent than the norm and more narcissistic. In their paper published in the journal ...
Iceland's journey to the centre of the Earth
With its large crater lake of turquoise water, plumes of smoke and sulphurous bubbling of mud and gases, the Krafla volcano is one of Iceland's most awe-inspiring natural wonders.
Earth Sciences
Nov 26, 2021
10
407
Physicists detect signs of neutrinos at Large Hadron Collider
The international Forward Search Experiment team, led by physicists at the University of California, Irvine, has achieved the first-ever detection of neutrino candidates produced by the Large Hadron Collider at the CERN facility ...
General Physics
Nov 26, 2021
5
4520
Researchers suggest battery-powered trains could very soon be economically viable
A small team of researchers from Lawrence Berkeley National Laboratory and the University of California has found that battery-powered trains could become economical as soon as 2023. In their paper published in the journal ...
COVID variant spreads to more countries as world on alert
The new potentially more contagious omicron variant of the coronavirus popped up in more European countries on Saturday, just days after being identified in South Africa, leaving governments around the world scrambling to ...
Diseases, Conditions, Syndromes
18 hours ago
0
35
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Medical Xpress
COVID variant spreads to more countries as world on alert
Suspected Omicron cases mild: leading S.Africa doctor
Netherlands, Australia find omicron variant as curbs spread
UK to enforce new COVID rules from Tuesday
Swiss seen approving COVID restrictions as infections rise
What is known so far about new COVID variant Omicron
Moderna says it will develop booster shot for new COVID variant
Omicron variant poses 'high to very high' risk to Europe: EU health agency
UAE says 100% of population received one COVID jab
World races to contain new COVID threat, the omicron variant
Dutch find 61 COVID positive on 'dystopia' flights from S.Africa
Italy announces first case of new COVID variant
World races to contain new COVID variant
UK confirms first two cases of new COVID strain
Britain tightens COVID rules as world on alert over omicron
Germany confirms two cases of new Covid strain: regional ministry
US, Canada restrict travel from southern Africa as new variant sparks concern
South African scientists brace for wave propelled by omicron
Researchers find that SARS-CoV-2 infects sustentacular cells in the olfactory epithelium of COVID-19 patients
COVID-19 : Measuring viral RNA to predict which patients will die
De cluttering may not help people with dementia
Tissue engineering using mechanobiology and robotic micromanipulation
How Roquin controls the activity of immune cells
Bench-to-bedside drug design could lead to new Alzheimer's disease treatments
Looking to the cell's power generators for clues to depression
Tech Xplore
A deep learning method to automatically enhance dog animations
Opinion: Hydrogen for ground transportation and heating is a bad idea
Beyond one server: Decentralizing secure group messaging
Lack of process makes challenging decisions made by algorithm difficult
Apple delays launch of driver's licenses on iPhones until next year
How to read a jellyfish's mind
The human brain has 100 billion neurons, making 100 trillion connections. Understanding the precise circuits of brain cells that orchestrate all of our day-to-day behaviors—such as moving our limbs, responding to fear and ...
Evolution
Nov 26, 2021
5
299
A deep learning method to automatically enhance dog animations
Researchers at Trinity College Dublin and University of Bath have recently developed a model based on deep neural networks that could help to improve the quality of animations containing quadruped animals, such as dogs. The ...
Scientists fling model stars at a virtual black hole to see who survives
Watch as eight stars skirt a black hole 1 million times the mass of the Sun in these supercomputer simulations. As they approach, all are stretched and deformed by the black hole's gravity. Some are completely pulled apart ...
Astronomy
Nov 26, 2021
4
2394
Trees found to reduce land surface area temperatures in cities up to 12°C
A team of researchers with the Institute for Atmospheric and Climate Science, ETH Zurich, has found evidence that indicates that stands of trees can reduce land surface area temperatures in cities up to 12°C. In their paper ...
Two exoplanets orbiting a sun-like star discovered
An international team of astronomers reports the detection of two new exoplanets orbiting an evolved sun-like star known as HD 137496. The newly found extrasolar worlds, identified using NASA's Kepler spacecraft, were classified ...
Inspecting an ultraluminous X-ray source in the galaxy NGC 55
Using data from NASA's Swift and NuSTAR spacecraft, as well as from ESA's XMM-Newton satellite, Indian astronomers have investigated spectral and temporal properties of an ultraluminous X-ray source (ULX) in the spiral galaxy ...
New Russian module docks with International Space Station
A Russian cargo craft carrying a new docking module successfully hooked up with the International Space Station Friday after a two-day space journey.
Space Exploration
Nov 26, 2021
0
336
COVID-19: The coronavirus's tangled strands of RNA could offer new ways to treat people who get infected
To the untrained eye, the loops, kinks and folds in the single strand of RNA that makes up the coronavirus genome look like a jumble of spaghetti or tangled yarn. But to researchers like Amanda Hargrove, a chemistry professor ...
Molecular & Computational biology
Nov 26, 2021
1
591
Machine learning solves the who's who problem in NMR spectra of organic crystals
Solid-state nuclear magnetic resonance (NMR) spectroscopy—a technique that measures the frequencies emitted by the nuclei of some atoms exposed to radio waves in a strong magnetic field—can be used to determine chemical ...
Analytical Chemistry
Nov 26, 2021
0
778
How warm weather or bright lights can influence tree greening
Lin Meng has been named the grand prize winner of this year's Science & SciLifeLab Prize for Young Scientists for research she conducted on how both global warming and bright city lights can impact phenology in trees (when ...
Probing helium dimer by relativistic highly charged projectiles
In a recent theoretical work published in Physical Review Letters, researchers at the Institute of Modern Physics (IMP) of the Chinese Academy of Sciences (CAS) and their collaborators suggested probing helium dimer by relativistic ...
Parker Solar Probe completes a record-setting swing by the sun
Blazing along at space-record speeds that would get it from Earth to the Moon in under an hour, NASA's Parker Solar Probe completed its 10th close approach to the sun on Nov. 21, coming within 5.3 million miles (8.5 million ...
Researchers reconstruct historical non-growing-season precipitation in southeastern Tibetan Plateau
A joint research team led by researchers from the Xinjiang Institute of Ecology and Geography (XIEG) and the Research Center for Eco-Environmental Sciences (RCEES) of the Chinese Academy of Sciences has reconstructed the ...
Study finds a growing appreciation of the benefits provided by hoofed animals
The benefits to humans most commonly associated with wild ungulates—such as deer, hippos, wild boar, or giraffes—are hunting (and the food-source it represents for many communities) and their aesthetic value. This is ...
Testing confirms Webb Telescope on track for targeted Dec. 22 launch
Engineering teams have completed additional testing confirming NASA's James Webb Space Telescope is ready for flight, and launch preparations are resuming toward Webb's target launch date of Wednesday, Dec. 22, at 7:20 a.m. ...
Want to solve the housing crisis? Address super-charged demand
A recent news item about New Zealand's radical new housing law and whether such measures could work in Canada implies that soaring home prices are due to a lack of supply.
Study links increasing air pollution to the rise of a type of lung cancer
An international team of scientists, led by Nanyang Technological University, Singapore (NTU Singapore), has linked increased air pollution to an uptick in cases of lung adenocarcinoma (LADC) worldwide. The same study also ...
The study of the microbiome enables new strategies for healthy and climate-resilient crops
Agriculture is facing enormous challenges worldwide due to global changes caused by human activities. Drought, severe weather events, record temperatures and emerging pathogens threaten the world's food supply. For this reason ...
A study reveals the presence of murine coronavirus in Canary Islands mice population
A study published in Frontiers in Veterinary Science reveals the presence of murine coronavirus—the murine hepatitis virus or M-CoV—in mice of the Canary archipelago (Spain) that could have reached the islands by maritime ...
Gliricidia intercropping in Zambia shows promising results
The species Gliricidiasepium is a deciduous tree, cultivated and used for a variety of purposes in tropical regions. In Zambia, it is used for timber, firewood, medicine, charcoal, living fences, and plantation shading. Additionally, ...
Birds of prey wear 3D-printed shoes to treat foot disease
Three-dimensional (3D) printing technology now has a new addition to its list of useful applications—producing protective shoes for birds. In a first for Asia, Jurong Bird Park's avian veterinary team and the Keio-NUS CUTE ...
When continents collide: Reconstructing the formation of the Himalayan-Tibetan Plateau
Home to some of the highest mountains in the world, including the legendary Mount Everest, the vast Himalayan-Tibetan plateau is often referred to as the "Roof of the World." With an average elevation of 4500 meters above ...
From ambition to biodiversity action: Time to hold actors accountable
To achieve global goals for biodiversity conservation, national level implementation must be significantly improved. National policy instruments need to precisely define effective actions and the actors responsible for implementation. ...
New study shows electric fields can improve the efficiency of wastewater purification
Ammonia is one of many pollutants present in wastewater and can be toxic for marine and terrestrial life. Therefore, in a process called air stripping, it is removed from wastewater and later used as a fertilizer or fuel. ...
Rolling media coverage of missing persons cases can add to the trauma for all families left behind
The public has been privy to live footage of police operations. New South Wales police, dressed in overalls, scoured dense bushland to retrieve a small piece of fabric. Reports suggested the yet-to-be-analysed fabric may ...
We identified who's most at risk of homelessness and where they are. Now we must act, before it's too late
Homelessness is traumatic. It affects not just housing arrangements but whether or not someone can get enough food, feel safe and maintain relationships with friends and family. The physical and mental health effects often ...
Great headphones blend physics, anatomy – but what you like to listen to is also important for choosing the right pair
Between music, podcasts, gaming and the unlimited supply of online content, most people spend hours a week wearing headphones. Perhaps you are considering a new pair for the holidays, but with so many options on the market, ...
Even if we halt global warming, local climates will change – and we need new experiments to understand how
There's a big question mark over whether the world will keep global warming below the limits set out in the Paris Agreement. But even if we do, the climate will keep evolving—and society needs to prepare for this.
Schools are surveying students to improve teaching. But many teachers find the feedback too difficult to act on
Education departments have been investing in feedback-based tools to assess school performance. These include student perception surveys, where students provide feedback on the quality of their learning and their experiences ...
The ocean is our greatest climate regulator. It must be a stronger part of climate policy and action
The German linguist Heinrich Zimmer once described the ocean as "limitless and immortal … the beginning and end of all things on Earth".
