"Extremophile" bacteria could survive asteroid impacts that are strong enough to launch them into space, suggesting that life could travel between planetary bodies.

Shaped by a different biology or culture, other intelligent civilisations – if they’re out there – might understand the ...

The question of whether aliens exist is not a new one. In science fiction films and books, people have wondered if we’re the only life in this universe and what that can imply for universes beyond ...