Moons orbiting free-floating planets that wander the cosmos without a host star could sustain extraterrestrial life for billions of years ...

New lab experiments explore whether or not certain rudimentary lifeforms could exist in the hydrocarbon lakes and seas of Saturn's moon Titan ...

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

An experiment mimicking conditions on the Saturn moon suggests that cell-like bubbles don’t form in methane lakes, puncturing hopes for alien life.

Scientists simulated an asteroid impact, and Deinococcus radiodurans’ cell membranes made it through. This suggests that life ...

Radio silence has long puzzled those searching for extraterrestrial intelligence, but the answer might lie much closer to the source of potential signals than previously thought. Conditions around ...

Researchers say elongated alien-like skulls found in ancient graves were shaped in infancy and carried different meanings across cultures.

I can’t help but wonder what the origin was for naming Quasar Street, and the further down Galaxy Drive. I ...

Looking for molecular evidence of life on other worlds is tricky, but a test based on the reactivity of carbon compounds ...

Scientists might have just found Earth's icy, distant cousin a few hundred million light-years away. HD 137010 b is one of ...

For the first time ever, scientists have uncovered a vast field of tektites in Brazil — mysterious glassy fragments forged when a powerful extraterrestrial object slammed into Earth about 6.3 million ...

Kevin Olsen does not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and has disclosed no relevant affiliations beyond their ...