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Medical Xpress / Ketamine reduces anxiety and social withdrawal in stressed adolescent mice

Ketamine is a powerful anesthetic used for surgery and acute pain management. But in recent years, it has also gained a reputation as a potential treatment for certain mental health conditions like stress and anxiety. In ...

Feb 28, 2026 in Psychology & Psychiatry
Medical Xpress / Pollution exposure linked to mental health problems: EU agency

Environmental pollution is linked to several mental health disorders in Europe, the European Environment Agency (EEA) warned Tuesday, arguing that enforcing legislation would result in Europeans being both less depressed ...

Mar 3, 2026 in Health
Phys.org / First plesiosaurian fossil discovered in Algeria fills a Cretaceous gap

In a study published in Historical Biology, Dr. Mohammed Naimi and his colleagues report the discovery of the first plesiosaurian remains from Algeria. Additionally, the fossil, dated to the Late Coniacian, is one of only ...

Feb 25, 2026 in Biology
Phys.org / Study suggests fire ant baiting in Queensland may help invaders spread faster

A provocative new international study published in Austral Ecology warns the massive "broadcast baiting" campaign currently used to combat Red Imported Fire Ants (RIFA) in south-east Queensland may be doing more harm than ...

Mar 2, 2026 in Biology
Medical Xpress / Rectal cancer incidence rising after decades of decline as colorectal cancer shifts toward younger generations

Colorectal cancer rates in the United States are moving in two very different directions, according to a new report released today from the American Cancer Society (ACS). While the disease continues to decline among older ...

Mar 2, 2026 in Oncology & Cancer
Phys.org / Size-shifting nanoparticles successfully deliver mRNA medicine to the pancreas

In recent years, mRNA in lipid nanoparticles (mRNA–LNPs) has emerged as a promising strategy for treating numerous conditions, including COVID-19, various cancers and chronic genetic disorders. To date, this technology ...

Feb 27, 2026 in Nanotechnology
Phys.org / How a common fungus outsmarts drugs and our immune system

Our bodies are home to millions of fungi that, for the most part, are completely harmless. However, they can sometimes change from peaceful residents into dangerous invaders. One such is Candida parapsilosis, which normally ...

Feb 27, 2026 in Biology
Tech Xplore / China's overstretched health care looks to AI boom

Throughout her first pregnancy, Wang Yifan had lots of questions, which she usually put to renowned obstetrician Duan Tao—or rather, an AI clone of the top Shanghai-based doctor.

Mar 3, 2026 in Machine learning & AI
Medical Xpress / Closing the gap in maternal and child health: Rural Birthing on Country model shows positive results

A new study into the clinical effectiveness of a rural Birthing on Country service—compared to mainstream maternity services—has revealed First Nations women had significantly more normal vaginal births, were more likely ...

Mar 3, 2026 in Health
Tech Xplore / AI is getting smarter, but not wiser: A new roadmap aims to fix that gap

A new study is the first to suggest realistic ways to integrate wisdom into artificial intelligence, to create AI systems that will be more robust, transparent, cooperative, and safe. Researchers from the University of Waterloo ...

Mar 1, 2026 in Machine learning & AI
Phys.org / The screech of peeling sticky tape conceals a rapid train of tiny shockwaves, ultrafast imaging shows

A new experiment has uncovered the mechanism responsible for the screeching sound made by peeling sticky tape. Using a combination of ultrafast imaging and synchronized acoustic recordings, Sigurdur Thoroddsen and colleagues ...

Feb 27, 2026 in Physics
Phys.org / Energy loss triggers quantum thermal Hall-like effect at macroscopic scale

In many quantum materials—materials with unusual electrical and magnetic properties driven by quantum mechanical effects—electrons can organize themselves into Landau levels. Landau levels are essentially quantized energy ...

Feb 26, 2026 in Physics