“These are chemical weapons that are harmful to the human body and harmful to particularly vulnerable folks, like children,” ...

Nearly 1 in 8 dementia cases — about half a million nationwide — may be linked to insomnia. The new findings, reported December 27 in the Journals of Gerontology: Series A, add weight to growing ...

Thinking positive increased a specific brain region's activity and might have heightened immune response after a shot.

Researchers are using X-rays to discover invisible markings left on ancient parchment containing information from the Greek ...

A new artificial lung system might keep people without lungs alive for weeks. Like real lungs, tubes and pumps oxygenate ...

New U.S. dietary guidelines promote eating full-fat foods and meats. But experts say nuts and seed oils are better sources of ...

In mice, blocking heart-to-brain signals improved healing after a heart attack, hinting at new targets for cardiac therapy.

New research challenges the view that human life span depends mostly on lifestyle. Genes may account for half the factors ...

Pulsating remnants of stars hint at a clump of invisible matter thought to be about 10 million times the sun’s mass.

The tool helps scientists understand how single-letter mutations and distant DNA regions influence gene activity, shaping ...

Polar bears can struggle to adapt to climate change. Bears on Svalbard may be surviving on land prey and seals — but scientists warn it may not last.

Scientists have long focused on quantifying fear and other negative emotions in animals. Now they’re trying to measure ...