Where did life on Earth come from? It is one of humanity’s oldest and most fascinating questions. For centuries, people have searched for answers in religion, philosophy, and science. But what if the ...

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 ...

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