The missing ingredient in limb regeneration may be oxygen
Some amputated limbs heal into scars. Others begin building themselves back. That split has long sat at the…
A single workout can rewire your brain’s memory circuits
A brief period of exercise may do more for your brain than you expect. New research led by…
Death is not the end: What physics says about dying
A flame goes out, and something in the room shifts with it. Not because matter has vanished, but…
AI is transforming pediatric surgery, but with strong ethical concerns
Before a child goes into an operating room, a large screen displays a risk score. This score predicts…
Bowhead whales may hold the key to humans living up to 200 years
The Iñupiat people of Alaska have long said that bowhead whales live two human lifetimes. That oral knowledge…
Prosthetic arm blurs the line between machine and human body
A virtual forearm can bend in a blink. It can also take its time, easing toward a target…
GLP-1 drugs like Ozempic and Wegovy are changing the foods Americans buy
The impact of popular U.S. weight-loss drugs like Ozempic and Wegovy (GLP-1 receptor agonists), upon their initial introduction…
New sensor captures DNA breaks, repair inside living cells in real time
In a quiet lab at Utrecht University, researchers have built a tool that lets you watch one of…
Research links exercise to reduced inflammation and slower aging
Fresh insight into how regular movement protects the body from aging comes from a long-running study published in…
New molecule targets and destroys harmful RNA linked to cancer and aging
Within each cell, there is a constant struggle between life-sustaining molecules and molecules that could hasten its demise.…
Fatty foods help regulate your body, linking diet, sleep, and metabolism
Scientists have long known that animals pace their sleep, hunger, and activity with the changing light of the…
New AI model revolutionizes medical imaging with 90% less computing power
When doctors review brain scans, each detail of the picture—each pixel or voxel—must be painstakingly labeled. The cerebral…