Where did life on Earth come from? It is one of humanity’s oldest and most fascinating questions. For centuries, people have ...

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

We have no idea what kind of life may exist on other planets, so it’s hard to know what to look for. Proxima Kósmos imagines a very different kind of solar system that could harbor life-forms we haven ...

Model could find patterns across multiple planets that reveal life – whatever form it takes ...

For generations, the search for life beyond Earth has focused on avoiding one of science’s biggest mistakes: claiming a ...

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 ...

The best way to find alien technosignatures is to look for ones that have long survived their creators, according to a new ...

In September, NASA announced the discovery of a possible sign of life, known as a potential biosignature, on Mars. The Perseverance rover, which has been exploring a dried-up lakebed for years, found ...

This voice experience is generated by AI. Learn more. This voice experience is generated by AI. Learn more. The Milky Way galaxy has more than 400 billion stars in it. Over the last few decades, ...

A nutrition scientist applies metabolism, biology and food science to one of science fiction's oldest questions.