A blazar is an active galactic nucleus, essentially a galaxy with a supermassive black hole at its heart, devouring ...

The partnership between ravens and wolves goes back to Norse mythology – Odin's birds scouted ahead and led prey to the god's canines, a relationship that provided food for all.

A new study has discovered dozens of potentially harmful chemicals in widely used hair extension products, raising serious concerns around their safety and regulation.

Sleeping with a clunky breathing machine is a problem for many with sleep apnea, but a more comfortable alternative is on the horizon.

A new analysis of a shinbone from the oldest known giant tyrannosaur in North America suggests that the 'king of dinosaurs,' Tyrannosaurus rex, may have had an unusually large ancestor.

It consisted of 18 women participating in a 5-day dry immersion test to assess the risk of developing potentially life-threatening blood clots. The results support existing evidence that women are at ...

For more than a century, scientists have been trying to figure out how a falling cat lands on its feet with such astonishing ...

A new study of esports gamers has found that sparkling water could be better than still water if you want to maintain concentration and alertness over long sessions at a desk.

Problems with sleep often show up much earlier than more recognizable symptoms in people who develop Alzheimer's disease, but ...

COVID vaccines saved millions of lives, but months into the rollout, a small number of people began developing dangerous ...

Research points to a key bone-strengthening mechanism at work in the body, which could be targeted to treat the bone-weakening disease, osteoporosis.

CAPE CANAVERAL, Fla. (AP) – An old NASA science satellite plunged uncontrolled from orbit and reentered over the Pacific on Wednesday. The US Space Force said the Van Allen Probe A came in west of the ...