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Phys.org / Most species in UK zoos are non-native and not threatened, undermining conservation goals

In British zoos and aquariums, fewer than 10% of vertebrate species are native to the UK, and just 2% are high conservation priorities, according to a study by Justin Lennon at the University of Brighton and colleagues, published ...

3 minutes ago
Medical Xpress / Most AI medical devices cleared for use were not tested on patient outcomes

A new analysis shows that, of 1,357 artificial intelligence (AI)-based medical devices authorized by the U.S. Food and Drug Administration (FDA) for use in patient care, only three had been tested on whether they actually ...

4 minutes ago
Medical Xpress / France recalls rare disease drug Tavneos after deaths

A drug called Tavneos, used to treat rare autoimmune diseases, will be pulled from shelves in France, the country's medicine watchdog said Wednesday, after it was linked to 20 deaths in Japan.

24 minutes ago
Phys.org / Gentle chemical glow helps scientists capture sharper images of living cells

We reach for brighter, better lighting for sharper pictures, whether we're photographing a puppy or a microscopic cell. In most cases, the light comes from outside the object being photographed. A recent study explored a ...

1 hour ago
Medical Xpress / New norovirus vaccine approach may shape strategies for treating other RNA viruses as well

Every RNA virus—from stomach bugs and influenza to measles and the common cold—has its own story to tell, with a unique combination of symptoms, transmission rates, duration and chemical blueprint.

1 hour ago
Phys.org / Metastable 3D printing 'ink' enables a closed-loop material cycle

Polymers used for light-based 3D printing are very stable because of their chemical structure, but they are typically hard to recycle. A research team led by Professor Dr. Eva Blasco, a researcher at the Institute for Molecular ...

1 hour ago
Phys.org / Foldamer–protein pair unlocks precise building blocks for artificial molecular materials

Proteins form complex three-dimensional shapes and can join together to create larger structures. Researchers want to use these properties to make artificial materials. However, arranging proteins and synthetic molecules ...

1 hour ago
Medical Xpress / International study marks step forward in genetic understanding of eating disorders

New research led by the Institute of Psychiatry, Psychology & Neuroscience (IoPPN) at King's College London, in collaboration with an international partnership of researchers, has, for the first time, compared the genetics ...

1 hour ago
Tech Xplore / More is different when AI agent populations work together, study suggests

New research published in Proceedings of the National Academy of Sciences suggests that when artificial intelligence (AI) agents interact in groups, their number is not merely a technical detail. It is a decisive factor in ...

1 hour ago
Medical Xpress / High-dose vitamin D may improve cognition among those at risk of dementia, study finds

With more than 7 million Americans living with Alzheimer's dementia—a number projected to reach nearly 13 million by 2050—new Emory University research suggests that higher vitamin D supplement intake may be associated with ...

1 hour ago
Phys.org / Shrews exhibit reversible size changes in their skulls and noses to get through the winter

Scientists had previously observed that some species of shrews undergo a form of biological plasticity in which their bodies, skulls, brains and some organs shrink in the winter, then regrow in the spring. Now, a new study ...

2 hours ago
Phys.org / Astronomers catch hot birth of galaxy cluster more than 11 billion light-years away

Astronomers have detected an enormous cloud of gas tens of millions of degrees hot surrounding one of the most extreme structures known in the early universe. The study offers one of the clearest views yet of a galaxy cluster ...

6 hours ago