Add Yahoo as a preferred source to see more of our stories on Google. Mockup of an alien spacecraft former Area 51 physicist Bob Lazar says he worked on in the S4 building at Area 51. Courtesy of ...

3I/ATLAS interstellar comet or alien spacecraft? This question gained attention after NASA released new images of comet 3I/ATLAS on 18 December. The images were captured by the Europa Clipper ...

Earth is dotted with humongous, human-made structures that, to an alien eye, may be tell-tale signs of intelligent goings-on.

The NASA/ESA Hubble Space Telescope reobserved interstellar comet 3I/ATLAS on 30 November with its Wide Field Camera 3 instrument. At the time, the comet was about 286 million kilometers from Earth.

A massive extraterrestrial craft slamming into the Pacific and triggering a United States Navy response sounds like a breaking news alert, but for many viewers it is also a familiar story beat from a ...

Space scientists have released a new image of the enigmatic space rock that traveled through our solar system. Researchers revealed the photograph shows the interstellar Comet 3I/ATLAS - speculated to ...

In the first installment of this multipart interview series with former Area 51 employee Bob Lazar, we discuss his new S4 film and his belief in extraterrestrial craft.

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.