We Could Seed Alien Life Elsewhere in the Universe—But We’ll Never Undo the Devastating Consequences

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

We Could Seed Alien Life Elsewhere in the Universe—But We’ll Never Undo the Devastating Consequences, Scientists Caution

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

The UFO 'Great Filter' theory sparks fears that alien civilisations keep wiping themselves out before contact

The universe contains billions upon billions of stars, countless planets and seemingly endless opportunities for life to ...
Opinion

NASA Moon Base Could Become Earth’s First Defense Against Alien Microbes

Researchers propose turning a future NASA moon base into a quarantine station that would screen space samples before they ever reach Earth.
Covers

The Truth is Out There: Why Prediction Market Traders Don't Believe That Aliens Exist

Are aliens real? Was Fox Mulder right all along? We examine the prediction markets to gauge if the U.S. government will confirm that aliens exist before January 2029. The prediction market on a U.S.