The number of possible genetic mutations is greater than all the atoms in the visible universe,
An asteroid the size of the Golden Gate Bridge will get close enough to Earth to be classified as "potentially hazardous." What's the risk?
It's a busy February for Mars, with three probes from three separate space agencies arriving at the red planet over the course of just nine days. Here's why.
After a nail-biting 27 minutes, the United Arab Emirates' (UAE) first-ever interplanetary mission has successfully reached orbit around Mars.
In a study of 43 men who had recovered from COVID-19, nearly 20% had azoospermia, or the total absence of sperm in semen.
SpaceX's Crew-1 astronauts have now spent more time in space than the crew of any other mission launched from U.S. soil.
A medieval ship burial in England is now captivating viewers of the Netflix drama "The Dig." But who is actually buried at the 1,400-year-old site known as Sutton Hoo?
Part of a glacier collapsed in the Indian Himalayas, triggering an avalanche that destroyed one dam and damaged another. Hundreds are feared missing or dead.
Tackling the climate crisis is one of President Joe Biden's top priorities, and NASA has created a new role to match.
We don't know why the universe is dominated by matter over antimatter, but there could be entire stars, and maybe even galaxies, in the universe made of antimatter.
The mystery at the heart of an unexplained, bright point of gamma-ray light in the sky has been solved: a violent, whirling redback.