All News

Phys.org / How much do friends influence teens' mental health? What a new study can (and can't) tell us

During adolescence, young people become especially sensitive to peer influence—more so than at any other time in life. So how does this affect their mental health?

Jul 2, 2026
Medical Xpress / BCG vaccine may rewire brain immunity, shift Alzheimer's markers over 12 months

New research led by Mass General Brigham investigators suggests that the Bacillus Calmette-Guérin (BCG) vaccine—which is delivered through the skin to prevent tuberculosis—may remodel the human brain's immune environment, ...

Jul 2, 2026
Medical Xpress / Ultra-small magnetoelectric antenna could unlock new generation of implantable devices

A breakthrough in biomedical engineering could help pave the way for tiny implantable devices capable of diagnosing, monitoring and treating a wide range of health conditions. An international team of researchers led by the ...

Jul 2, 2026
Medical Xpress / Psychological stress alters gut microbes and ages blood stem cells, mouse study suggests

Psychological stress is increasingly recognized as a risk factor for certain health conditions, including cardiovascular disease and diabetes, especially when paired with an impaired immune response. In a study in Cell Stem ...

Jul 2, 2026
Phys.org / Quiet outings linked to more frequent dangerous wildlife encounters

The more people expand into previously natural areas, the more wildlife and humans step on each other's toes, leading to more interactions that may result in conflict. This includes national parks, where people flock to recuperate ...

Jul 2, 2026
Phys.org / New biosensor reveals rare lipid gathers in membrane hotspots during cell stress

Inside every cell are lipid molecules that make up cellular membranes, helping organelles communicate and respond to stress. Researchers have struggled to observe lipids in action because current detection tools lack sufficient ...

Jul 2, 2026
Phys.org / How to stop a mouse plague

The scenes are biblical. Tens of thousands of rodents scattering across canola fields, behind sheds, into machinery. River fish with bellies full of mice. Carcasses littering the street, the sidewalk, outside your home. In ...

Jul 2, 2026
Medical Xpress / Tumors hijack macrophages after they clear dead cells, real-time tracking reveals

Researchers at Tel Aviv University's Gray Faculty of Medical and Health Sciences have uncovered how a natural and essential immune system process can be hijacked to promote cancer progression. In a new study, the research ...

Jul 2, 2026
Phys.org / More colorful songbirds face higher extinction risk

In the humid jungle of Vietnam, Natalia Ocampo-Peñuela and Monte Neate-Clegg spent hours patiently waiting to spot the rare "Halloween bird." Officially known as the collared laughingthrush, this songbird has striking orange, ...

Jul 2, 2026
Phys.org / Modern life may be outpacing the human mind

The human brain evolved for a world of familiar faces, immediate threats and small social groups. But the world around us is changing far faster than human biology can keep pace. That mismatch may help explain some of the ...

Jul 2, 2026
Phys.org / Seaweeds are not plants, and six other surprising facts about aquatic flora

Hidden beneath the water's surface is a botanical world that is among nature's most innovative and ecologically important.

Jul 2, 2026
Medical Xpress / Cancer also knows how to wait: Study uncovers the hidden step between mutation and tumor biomass appearance

The development of cancer is not a process triggered immediately by the emergence of an oncogenic mutation. There is growing evidence for the existence of an intermediate phase—hitherto poorly defined—in which mutated cells ...

Jul 2, 2026