University of Washington researchers have published a 5-billion-year computational simulation of Earth without life, ...

Humans have wondered about life beyond our planet since ancient times, and researchers have worked hard for decades to find ...

Aliens have long been a staple of science fiction. Yet the possibility of intelligent life beyond Earth is more than a matter of imagination—it is also a subject of serious scientific inquiry.

Astronomers have narrowed down the cosmic search for life, identifying fewer than 50 rocky planets among thousands of known exoplanets that may have the right conditions to support life. Using new ...

Cracks along a giant Martian volcano, possibly above a magma chamber, might be spewing magmatic gases into the atmosphere, ...

It’s a dizzyingly busy time for scientists searching for life on distant planets. To date, astronomers have cataloged more ...

A new study from researchers in Japan suggests that a better way to search for alien life might be to look for suspiciously similar planets that are close to each other. The idea is that if life has ...

A new study proposes detecting life in space by spotting patterns across many planets instead of focusing on one at a time. If life spreads and changes planetary environments, it could leave behind ...

This summer, exoplanet science—the study of planets orbiting stars beyond our sun—took a big step forward. Reports of helium gas escaping from the atmosphere of LHS 1140b propelled this exoplanet from ...