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Phys.org / Walkable, greener neighborhoods linked to better physical and mental health across the U.S.

A new big-data analysis of the U.S. pinpoints how urban design aids the health of city residents—especially when cities provide walking opportunities, greenery and mixed-use streets with a blend of commercial and residential ...

5 hours ago
Phys.org / Baker's yeast shows potential in treatment of persistent fungal infection

Millions of women worldwide suffer from vaginal yeast infections. These infections are most commonly caused by the fungus Candida albicans and can lead to symptoms ranging from itching and burning to recurrent inflammation. ...

5 hours ago
Phys.org / Superworms could be the future of skeleton cleaning

Superworms, a mealworm-like form of beetle larva commonly used as pet food, are efficient cleaners of skeletons, according to a study published in PLOS One by Fatemeh Rastekar of Ferdowsi University of Mashhad, Iran, and ...

4 hours ago
Tech Xplore / Tandem solar cell sets 25.5% efficiency record with CIGS-perovskite design

A Berlin-based team from HZB and Center for the Science of Materials Berlin (CSMB) at Humboldt-Universität zu Berlin has set a new record for a tandem solar cell. Using a combination of a CIGS semiconductor layer and perovskite, ...

5 hours ago
Phys.org / How a giant planet survived its star's death, then migrated inward

When astronomers discovered a giant planet orbiting a dead star in 2020, they wondered how it survived its star's violent demise. Now, observations from NASA's James Webb Space Telescope (JWST) may finally explain the planet's ...

10 hours ago
Phys.org / Ancient gum disease may have helped reshape jaws before human brains expanded

Human evolution is generally explained through changes in brain size, locomotion or tool use, but new research from Wits University suggests that gum disease and changes in facial structure may have been important factors ...

5 hours ago
Phys.org / Algae may have launched coral reefs by hijacking coral cells, genetic experiments suggest

The reefs scattered throughout the tropics arose only after algae took up full-time residence in coral cells, supplying corals with abundant food and enabling them to build extensive shallow-water communities. But with warming ...

10 hours ago
Phys.org / Scrolling for science: How a Twitter post discovered a new wasp in Fukuoka, Japan

The next time you post a nature photo online, you might be contributing to a major scientific breakthrough—just as several citizen scientists did when they helped discover the wasp Eupelmus curvator in Japan.

4 hours ago
Phys.org / 400-year-old painting reveals a bat's secret diet

Natural historians have many observational techniques in their toolkit for learning about the natural world: tagging animals with tracking devices, recording sounds, analyzing droppings or simply watching and counting. As ...

11 hours ago
Phys.org / Cutting emissions more, removing carbon less could save 33,000 U.S. lives yearly

Published in Nature Climate Change, new research from the University of Wisconsin–Madison finds that reaching net-zero emissions by midcentury would substantially improve public health in the United States. However, climate ...

2 hours ago
Medical Xpress / Fear-learning circuit shows how stress disrupts brain's ability to suppress trauma

Fear is often thought of as a negative emotion but is actually a natural protective response to perceived threats or danger. It helps us survive. When we experience a situation that causes fear, it becomes stored in our brain ...

4 hours ago
Medical Xpress / Should lowest-risk prostate 'cancer' still be called cancer? How changing the name could save lives

A growing number of prostate cancer experts argue that calling the lowest-risk prostate cancer "cancer" does more harm than good. A new UCLA-led study found removing the cancer label could dramatically reduce overtreatment ...

5 hours ago