A recent breakthrough in astrobiology has led to the discovery of what is being touted as the ‘strongest evidence yet’ of life beyond Earth. This revelation, centered around the detection of specific ...

Scientists are listening in on sperm whale conversations and studying Earth's strangest microbes to prepare humanity for ...

A single alien world can be misleading. A strange gas in an atmosphere might look promising, then turn out to come from ordinary chemistry. A seemingly unusual planet might only be unusual because ...

Like the lead character of “Project Hail Mary,” some scientists are proposing ways that life might exist beyond a star’s “habitable zone,” often considered the gold standard of potential livability An ...

Last month, NASA’s Perseverance rover discovered the “clearest sign of life that we’ve ever found on Mars,” according to acting NASA administrator Sean P. Duffy. While traveling across the rugged ...

Astronomers have long searched for life within a rather narrow ring around a star, the "habitable zone," where a planet should be neither too hot nor too cold for liquid water. A new study argues that ...