All News

Medical Xpress / Psychedelic exposure during adolescence disrupts a brain circuit linked to lasting social avoidance in rats

Psychedelics, drugs that alter people's perceptions, mood and thoughts, have recently shown promise for the treatment of some psychiatric disorders. Yet many psychedelic drugs remain controlled substances in most countries ...

Aug 18, 2026
Phys.org / Black hole star: Astronomers discover a brand-new type of astrophysical object

Astronomers at MIT and elsewhere have spotted an extremely bright red spot in the early universe. The object resembles an enormous star, roughly the size of our solar system. But it also is putting out 100 billion times more ...

Aug 16, 2026
Phys.org / Lost 'mega-escarpment' across ancient USA may explain Grand Canyon's missing billion years

Scientists have found evidence that a colossal cliff stretching thousands of kilometers across ancient North America may have exposed the heart of the Grand Canyon nearly a billion years before it was carved by the Colorado ...

Aug 18, 2026
Phys.org / Early-universe plasma may have stopped dark photons from heating cosmos

A new paper published in Physical Review Letters reveals that a leading dark matter candidate—the hypothetical "dark photon"—would not have heated the early universe as previously thought. The finding opens a vast region ...

Aug 15, 2026
Phys.org / Male Neanderthal pelvises resemble those of modern females, challenging decades-old assumptions

A new study by the Department of Anatomy and Anthropology at Tel Aviv University, published in Scientific Reports, offers an explanation for one of the striking differences between men and women: the evolutionary development ...

Aug 17, 2026
Phys.org / Physicists entangle quantum memories across a record-breaking 420 km

Optical fibers are already the backbone of global communication systems. Recently, however, physicists have started to explore how their functionality could be boosted further by conveying information via entangled quantum ...

Aug 18, 2026
Phys.org / Alumni relationships can affect court rulings between judges and lawyers

New research in Economic Inquiry provides evidence of in-group bias operating within the judiciary—a setting where impartiality is expected.

23 hours ago
Medical Xpress / Waist circumference, not BMI, can predict mortality in older adults

In a Journal of the American Geriatrics Society analysis of nationally representative data from 6,905 U.S. adults age 65 or older followed from 2011 to 2024, higher body mass index (BMI) was associated with lower mortality ...

23 hours ago
Phys.org / Layered rock in India shows potential signs of microbial life dating to 3.5 billion years ago

A team of researchers reports that they may have found rock containing some of the earliest forms of microbial life on Earth. Their study, published in the Proceedings of the National Academy of Sciences, describes the biosignatures ...

Aug 18, 2026
Medical Xpress / Antioxidant foods may help prevent cervical cancer

In research published in the International Journal of Gynecology & Obstetrics, a diet high in antioxidants was linked to a lower risk of cervical cancer in women.

23 hours ago
Phys.org / AI agents coordinate behavior based on majority opinion—even when said opinions are meaningless

A new study published in Science Advances takes a closer look at how AI agents' choices are influenced by their peers. The team found that more advanced models tend to follow the majority when shown other agents' choices, ...

Aug 17, 2026
Medical Xpress / Strength training can prevent diabetes during pregnancy, study shows

Various forms of physical exercise may help prevent diabetes during pregnancy (or gestational diabetes), but data are limited. In a randomized clinical trial published in Acta Obstetricia et Gynecologica Scandinavica including ...

23 hours ago