Debate over alien life resurfaces as Avi Loeb questions humanity, Obama comments on UFOs, and NASA’s Artemis II mission fuels ...

Future missions will need longer expiration dates and grow-it-yourself options. Luckily, labs around the world are working on ...

With Project Hail Mary shattering box office expectations, it's time for Hollywood to adapt these sci-fi novels.

Dive into 100 shocking conspiracy theories that will twist your brain! Explore historical cover-ups, hidden agendas, and mind ...

Explore the 25 Biggest Ocean Mysteries Scientists Can't Explain. From the Bloop to deep-sea gigantism, discover the ...

These findings suggest that the absence of past detections does not mean discovery is imminent. If extraterrestrial ...

Because there's more to extra-terrestrial life than humans with prosthetics stuck to their foreheads.

If the government confirms nonhuman intelligence, psychological research offers clues about the range of ways humans might ...

Between 2 million and 3 million years ago, humans appeared in Africa — but identifying them in the fossil record is turning ...