The universe is vast and teeming with stars – but if intelligent life exists, it may not be able to visit Earth.

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

Scientists have discovered an 'alien' material inside a massive crater on Earth, sparking new questions about how life may ...

An asteroid impact millions of years ago may have provided a natural incubator for early life on Earth, scientists say.

Harvard astronomer Avi Loeb suggests interstellar objects like 3I/ATLAS might be seeding life across the universe, proposing ...

Researchers discovered that life leaves behind unique statistical patterns in molecules, potentially offering a new way to ...

We've been looking at nature the wrong way, argues Rowan Hooper. If we stop focusing on the individual, we get a whole new ...

(The Conversation is an independent and nonprofit source of news, analysis and commentary from academic experts.) Over the past decade, scientists have come up with a variety of frameworks to guide ...