The curious minds at What If explore what would happen if we found alien life on Enceladus.

A recently discovered "super Earth" located around 25 light-years from our planet is not as massive as previously thought, ...

A newly discovered and potentially habitable exoplanet scientists are calling Earth’s “next-door neighbor” could be the next ...

Using emerging radio techniques refined during and after the Second World War, the astronomers detected a powerful radio ...

A set of protocols telling scientists what to do – and what not to do – if they ever detect evidence of intelligent life ...

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

Avi Loeb, a Harvard astronomer who has made headlines with his theories about alien encounters, will lead a White House ...

A new SETI study argues that turbulent space weather around distant stars can smear out ultra‑narrow alien radio signals, ...

Scientists say moons around rogue planets wandering through the galaxy could remain warm enough for life thanks to tidal heating and hydrogen-rich atmospheres. These dark, starless worlds may have had ...

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

Disclosure Day has plenty of UFOs and extraterrestrial species but very little of the human insights found in the filmmaker’s ...