Could humans spread Earth life beyond our planet? Astrobiologists explain where extremophiles might survive and why the risks ...

Thus far, our search for extraterrestrial life points toward Clarke’s former point, suggesting that our little blue dot is ...

With the release of Disclosure Day, Steven Spielberg’s new film about aliens, a question as old as science fiction itself resurfaces: if aliens were to arrive on Earth, would they come to conquer us, ...

Deep-sea explorers discovered tiny, jet-black spheres clinging to rocks nearly four miles beneath the Pacific Ocean. These ...

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What if consciousness isn’t limited to brains like ours? Philosophers Eric Schwitzgebel and Jeremy Pober argue that ...

Teetering near endangered status, the starlet sea anemone produces “an ancient mechanism” for fighting viruses that ...

A fossil of the creature provides the first evidence that microraptors lived in what is now northwestern China. Its discovery ...

"I’d love to watch a computer try to articulate the pain and joy of true love, heartbreak, the experience of being a living ...

Sea stars can produce eggs for up to 200 years. Their surprisingly human-like ovaries may offer clues about fertility and reproductive aging.

When I look at the night sky, I don’t wonder whether alien life is somewhere out there; I think it probably is. Considering the sheer number of stars in the cosmos, and the possibly larger number of ...