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 ...

Gravitational waves from black holes may soon reveal where dark matter is hiding. A new model shows how dark matter surrounding massive black holes leaves detectable fingerprints in the waves recorded ...

Much of the western U.S. is overdue for wildfire, with decades of suppression allowing fuel to build up across millions of ...

After a decade of painstaking measurements, scientists have delivered a major plot twist in particle physics: a ...

Astronomers have detected spacetime itself being dragged and twisted by a spinning black hole for the first time. The ...

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

Researchers have uncovered that the body uses different molecular systems to sense cold in the skin versus internal organs.

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

More than 20% of young adults say they use cannabis or alcohol to fall asleep, with cannabis leading by a wide margin.

Researchers have identified a previously overlooked protein that helps regulate appetite and energy use in the body. This ...

AI tools designed to diagnose cancer from tissue samples are quietly learning more than just disease patterns. New research ...

Firefighter turnout gear is designed to shield first responders from extreme heat and danger, but new research suggests it may also introduce chemical exposures. A U.S. study found that brominated ...