A thick shell "implies a longer route that oxygen and nutrients would have to travel to connect Europa’s surface with its ...

Elon Musk tells the World Economic Forum he is an alien while casting doubt on extraterrestrial life. BlackRock CEO Larry Fink interviews tech billionaire.

Scientists confirmed that the interstellar comet 3I/ATLAS, which passed closest to Earth in December 2025, showed no detectable technosignatures strong enough to suggest it is an alien spacecraft.

Scientists have found new evidence suggesting that interstellar 3I/ATLAS is not an alien spaceship, as one conspiracy theory claims, but a comet.

A team of astronomers found no radio signals from the comet that would suggest it is an extraterrestrial spaceship. The comet was confirmed in July 2025 as the third known object to enter our solar ...