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Phys.org / Can a chatbot be a co-author? AI helps crack a long-stalled gluon amplitude proof

Like many scientists, theoretical physicist Andrew Strominger was unimpressed with early attempts at probing ChatGPT, receiving clever-sounding answers that didn't stand up to scrutiny. So he was skeptical when a talented ...

49 minutes ago in Physics
Phys.org / Pregnancy complications may have helped wipe out Neanderthals

Neanderthals disappeared from the fossil record approximately 40,000 years ago. Their extinction was a gradual process over thousands of years, and theories as to why include competition with modern humans and rapid climate ...

1 hour ago in Biology
Medical Xpress / Anxiety and depression are widespread in adults with disabilities. What the data show

Adults with intellectual and developmental disabilities, such as autism and Down syndrome, experience substantially higher rates of anxiety and depression than the general population of adults, researchers report in JAMA ...

20 minutes ago in Psychology & Psychiatry
Phys.org / Quantum trembling: Why there are no truly flat molecules

Traditional chemistry textbooks present a tidy picture: Atoms in molecules occupy fixed positions, connected by rigid rods. A molecule such as formic acid (methanoic acid, HCOOH) is imagined as two-dimensional—flat as a ...

1 hour ago in Physics
Phys.org / Americium, curium and californium—crystallizing the rarest elements

Actinides are a group of heavy, radioactive elements that include uranium, plutonium, americium, curium, berkelium and californium. Understanding how these elements bond with other atoms (known as coordination chemistry), ...

57 minutes ago in Chemistry
Phys.org / How early farming unintentionally bred highly competitive 'warrior' wheat

An evolutionary "arms race" for light and space led to the early domestication of wheat, according to new research that could offer fresh insights into crop design. The study led by Dr. Yixiang Shan and Professor Colin Osborne, ...

56 minutes ago in Biology
Medical Xpress / Adolescent cannabis use linked to doubling risk of psychotic and bipolar disorders

Adolescents who use cannabis could face a significantly higher risk of developing serious psychiatric disorders by young adulthood, according to a large study published in JAMA Health Forum. The longitudinal study followed ...

29 minutes ago in Psychology & Psychiatry
Medical Xpress / Invisible harms: Drug-related deaths spike after hurricanes and tropical storms

Tropical cyclones, including hurricanes and tropical storms, are linked to increased rates of drug-related deaths up to three months after the storm passes—particularly in higher-income, white communities and among younger ...

29 minutes ago in Health
Tech Xplore / Pinpointing direction in noisy 2D data: New algorithm could improve imaging, AI, particle research and more

A University of Hawaiʻi at Mānoa student-led team has developed a new algorithm to help scientists determine direction in complex two-dimensional (2D) data, with potential applications ranging from particle physics to machine ...

1 hour ago in Computer Sciences
Phys.org / Why hikers need a backup for the maps on their phones

Four of five Norwegians use digital maps when they are in the outdoors. In just a few years, our mobile phones have gone from being a practical navigation aid to a virtual compass in your backpack. The more we rely on digital ...

1 hour ago in Other Sciences
Phys.org / Atom-thin electronics withstand space radiation, potentially surviving for centuries in orbit

Atom-thick layers of molybdenum disulfide are ideally suited for radiation-resistant spacecraft electronics, researchers in China have confirmed. In a study published in Nature, Peng Zhou and colleagues at Fudan University ...

1 hour ago in Astronomy & Space
Phys.org / Near-infrared study finds no clear counterpart to mysterious gamma-ray source

Spanish astronomers have conducted a near-infrared study of an ultra-high energy gamma-ray source designated LHAASO J2108+5157. The new study, published February 11 on the arXiv preprint server, tries to unravel the mysterious ...

3 hours ago in Astronomy & Space