All News

Medical Xpress / How gut bacteria could help to diagnose teen depression

Major depressive disorder (MDD) is a debilitating psychiatric condition characterized by a persistently low mood, a lack of motivation, feelings of hopelessness, altered sleeping and/or eating patterns, and a reduced interest ...

Dec 27, 2025 in Psychology & Psychiatry
Tech Xplore / Unlocking corrosion-free Zn/Br flow batteries for grid-scale energy storage

Scientists have found a way to push zinc–bromine flow batteries to the next level. By trapping corrosive bromine with a simple molecular scavenger, they were able to remove a major barrier to the performance and lifespan ...

Dec 24, 2025 in Energy & Green Tech
Phys.org / How the global fish trade is spreading 'forever chemicals' around the world

Eating fish may well be good for you, but it carries a hidden risk of exposure to so-called "forever chemicals." A new study published in the journal Science has revealed that the global seafood trade is acting as a massive ...

Dec 23, 2025 in Earth
Phys.org / West Antarctica's history of rapid melting foretells sudden shifts in continent's 'catastrophic' geology

Due to its thick, vast ice sheet, Antarctica appears to be a single, continuous landmass centered over the South Pole and spanning both hemispheres of the globe. The Western Hemisphere sector of the ice sheet is shaped like ...

Dec 23, 2025 in Earth
Phys.org / Southern California braces for devastating Christmas storm

Flash flood warnings were in effect in Los Angeles and most of southern California on Wednesday as one of the worst Christmas storms in recent memory brought heavy rain and fears of deadly mudslides.

Dec 24, 2025 in Earth
Phys.org / Why California's milk cartons may lose their coveted recycling symbol

California milk cartons may lose their coveted recycling symbol, the one with the chasing arrows, potentially threatening the existence of the ubiquitous beverage containers.

Dec 24, 2025 in Earth
Phys.org / Maryland climate commission calls for state action amid budget pressure

The Maryland Commission on Climate Change released its 2025 annual report on Dec. 23, offering a new set of recommendations aimed at helping the state meet aggressive greenhouse gas reduction goals while preparing communities ...

Dec 24, 2025 in Earth
Phys.org / Severe drought linked to the decline of the hobbits 61,000 years ago

An international team of scientists, including the University of Wollongong (UOW), has found compelling evidence that a changing climate played a role in the extinction of the early human species Homo floresiensis, also known ...

Dec 27, 2025 in Biology
Medical Xpress / Why the human brain matures slower than its primate relatives

The human brain is a fascinating and complex organ that supports numerous sophisticated behaviors and abilities that are observed in no other animal species. For centuries, scientists have been trying to understand what is ...

Dec 26, 2025 in Genetics
Phys.org / Chinchorro mummification may have originated as a form of art therapy, study suggests

In a recent study published in the Cambridge Archaeological Journal, Dr. Bernardo Arriaza argues that the practice of artificial mummification among the Chinchorro people may have evolved as a response to high infant mortality ...

Dec 26, 2025 in Other Sciences
Phys.org / Astronomers explore the double nucleus of galaxy NGC 4486B

Using the James Webb Space Telescope (JWST), an international team of astronomers has observed an elliptical galaxy known as NGC 4486B. Results of the observational campaign, published Dec. 16 on the arXiv preprint server, ...

Dec 26, 2025 in Astronomy & Space
Phys.org / Resurrected tissue: Mechanism that enables regeneration after extensive damage solves a 50-year-old mystery

Like a phoenix rising from the ashes, our skin tissue—and in fact many types of epithelial tissue that lines and covers the body's organs—can respond to death and destruction with a burst of regeneration. This phenomenon, ...

Dec 24, 2025 in Biology