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Phys.org / How invasive house sparrows are helping scientists detect dangerous contaminants

The house sparrow is a highly invasive pest in North Carolina, and bluebird enthusiasts frequently throw their eggs out and remove their nests to keep them from overtaking the nestboxes that bluebirds call home. A new study ...

37 minutes ago in Biology
Tech Xplore / Electron microscopy shows 'mouse bite' defects in semiconductors

Cornell researchers have used high-resolution 3D imaging to detect, for the first time, the atomic-scale defects in computer chips that can sabotage their performance. The imaging method, which was the result of a collaboration ...

37 minutes ago in Engineering
Phys.org / Wildfire smoke silences grassland birds in New York state

On a hazy day in June 2023, doctoral students Trifosa Simamora and Timothy Boycott noticed that the birds at their field site had gone quiet. Now in a study published in Biological Conservation, they show that the culprit ...

57 minutes ago in Biology
Phys.org / Paleontologists investigate how life entered and adapted to the deep sea

The deep sea is a dark, cold place. It's just a few degrees above freezing, subject to immense pressure, and beyond the reach of the sunlight needed for photosynthesis. The life that does survive in such a hostile place must ...

17 minutes ago in Biology
Medical Xpress / Immune cells retain a 'molecular memory' of their tissue location, study shows

A new AI-based method reconstructs spatial information about where immune cells were originally located in an organ, even after these cells have been removed from the tissue and analyzed individually. To accomplish this, ...

37 minutes ago in Immunology
Phys.org / Satellite images show how Antarctica's vanishing sea ice is changing the food chain

Melting ice is an emblem of climate change. For sea ice, the Arctic has been grabbing most of the headlines for its truly alarming rate of decline. But recently Antarctica has followed suit.

57 minutes ago in Biology
Phys.org / The nation is missing millions of voters due to lack of rights for former felons

If you gathered every American with a prison record into one contiguous territory and admitted it to the union, you would create the 12th-largest state. It would be home to at least 7 million to 8 million people and hold ...

27 minutes ago in Other Sciences
Medical Xpress / What decades of research reveal about involuntary substance use treatment, and why evidence points elsewhere

Since President Donald Trump issued a July 2025 executive order aimed at "ending crime and disorder on America's streets," national attention has increasingly focused on involuntary treatment as a response to visible homelessness ...

17 minutes ago in Addiction
Medical Xpress / Mitochondria mania: Can supercharging your cells help you live longer?

"Longevity science" is on the come up—and "mitochondria" appears to be its newest mascot. The cell's energy-producing center is the talk of TikTok, wellness clinics and newsletters focused on longevity. Influencers peddle ...

57 minutes ago in Health
Medical Xpress / International mpox trial finds no clinical benefit from tecovirimat

An international, randomized, double-blind, placebo-controlled Phase III study—the largest of its kind for mpox—found that tecovirimat did not improve clinical outcomes for adults with clade II mpox compared with placebo, ...

57 minutes ago in Medical research
Medical Xpress / Do doctors treat poorer patients differently? Our study in Tunisia found they do, in subtle ways

People with lower income and less education get sick more often, have worse access to care, and don't live as long. This is one of the most consistent findings in health research across the world.

7 minutes ago in Medical economics
Medical Xpress / Free 10‑minute online programs aimed at overcoming depression led to real improvements: New research

A well-designed 10-minute online exercise can spark small reductions in depression. That's the key finding of my team's paper, published in Nature Human Behaviour.

27 minutes ago in Psychology & Psychiatry