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

Everyone has probably looked up at the night sky and wondered, 'Is there someone out there somewhere in this universe?' It's ...

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

For a long time, the field of searching for life has relied on a single checklist: oxygen, methane, amino acids, and lipids.

A new model simulates a rocky planet without life, giving astronomers a baseline to judge whether gases in an exoplanet's ...

Astronomers have catalogued more than 6,000 planets beyond our solar system. None has settled the question that matters: is ...

University of Cambridge astronomers have ruled out a longstanding theory.

(BlackJack3D/iStockphoto/Getty Images) Water is crucial for life to flourish, which is why it's something scientists search ...

Scientists searching for advanced alien civilizations have detected a mysterious signal in data from the world's largest ...

The future of the search for extraterrestrial life may lie in statistical methods, as Abigail Williams discovers ...

The search for extraterrestrial intelligence (SETI) is mostly concerned with where to look for technosignatures from another ...

It's a dizzyingly busy time for scientists searching for life on distant planets. To date, astronomers have cataloged more than 6,000 planets beyond our solar system and are searching the atmospheres ...