It seems paradoxical: embryos formed in microgravity initially show increased vigor, but then encounter growth problems. This ...

Dive into the abyss and discover 25 creepy deep sea creatures you've never heard of! From frilled sharks to vampire squid, ...

Artificial intelligence is rapidly learning to autonomously design and run biological experiments, but the systems intended ...

Subscribe to The Post Most newsletter for the most important and interesting stories from The Washington Post. As the four ...

As a quartet of astronauts make their way to the far side of the Moon, far-fetched notions of human colonies on the satellite or even Mars - a three-year return trip - are again getting an airing.

Alien experts claim powerful extraterrestrial life exists in the universe, which is beyond the control of any government — ...

Beyond moon photos, NASA's AVATAR experiment on Artemis II uses astronaut blood samples on chips to study and solve space's ...

Humans living in space for months, years, or even generations will need to navigate sex in a zero-gravity world.

What would alien life from another planet be like? But we rarely ask the opposite: What would they think of us?

The ExoLife Finder (ELF) looks like no telescope ever built. A spectacular crown of 15 five-meter mirrors perches atop a ...

If the government confirms nonhuman intelligence, psychological research offers clues about the range of ways humans might ...