The unusual specimen raised eyebrows because it appeared capable of causing levitation. An official investigation has not ...

New 3I/ATLAS images from NASA and the ESA suggest the interstellar comet is active as it approaches Earth in December.

The man who claims a comet is an alien spaceship has claimed alien contact with Earth will be confirmed by 2030. Theoretical physicist Avi Loeb has been leading speculation that the so-called 3I/ATLAS ...

From mudstones on Mars to strange gases in exoplanet atmospheres, tentative evidence for extraterrestrial life is starting to ...