Long before whales and sharks, enormous marine reptiles dominated the oceans with unmatched power. Scientists have ...

Researchers have revealed that so-called “junk DNA” contains powerful switches that help control brain cells linked to ...

New research reveals when glaciers around the world will vanish and why every fraction of a degree of warming could decide ...

In a rare and historic achievement, Children’s Hospital Colorado successfully completed its first dual heart and liver ...

Researchers announced over 70 new species in a single year, including bizarre insects, ancient dinosaurs, rare mammals, and ...

Spending a few hours a week helping others may slow the aging of the brain. Researchers found that both formal volunteering ...

After injury, the visual system can recover by growing new neural connections rather than replacing lost cells. Researchers ...

A new bioluminescent tool allows neurons to glow on their own, letting scientists track brain activity without harmful lasers ...

A small tweak to mitochondrial energy production led to big gains in health and longevity. Mice engineered to boost a protein that helps mitochondria work more efficiently lived longer and showed ...

Traces of opium found inside an ancient alabaster vase suggest drug use was common in ancient Egypt, not rare or accidental.

Cosmic “touchdown airbursts” — explosions of comets or asteroids above Earth’s surface — may be far more common and destructive than previously thought, according to new research. Unlike ...

Scientists have discovered that T cell receptors activate through a hidden spring-like motion that had never been seen before ...