A U.K.-led mission aims to determine if microbial life exists in Venus’s clouds by detecting phosphine and ammonia.

In April, scientists announced that they had used NASA’s James Webb Space Telescope to find a potential signature of alien ...

A mysterious visitor from another solar system could be an alien spacecraft, according to a leading Harvard astronomer.

The skepticism and debate around the question of "are we alone in the universe" makes the field of astrobiology more cautious ...

Susan Worlton only knew her sisters from her mother’s stories and the few pictures that remain. In a courtroom on Friday, ...

Two men have been sentenced for their roles in the deaths of 53 migrants being smuggled inside a tractor trailer in southwest San Antonio in 2022.

In this week’s episode of Space Minds David Ariosto sits down Nathalie Cabrol, Director of the Carl Sagan Center at the SETI ...

Stories about the existence of aliens, and our chances of detecting them, tend to be positive. We are told that we might ...

Archaeologists are stunned after discovering what they believe could be an ancient city under the pyramids of Giza. A vast, prehistoric city buried beneath the Pyramids of Giza. It’s an extraordinary ...

New claim of ‘alien’ life leaves space world in a bind An astonishing new claim that we have finally discovered “alien life” has left the space world reeling.

Short of an alien radio message, spectra of chemicals produced exclusively by living things—called biosignatures—may be the only evidence of life we can collect from planets light-years away.

Many have claimed to see a UFO or have an encounter with an alien, but what do the scientists have to say? Here's what evidence they have right now.