Government officials have said little about Trump’s most recent social media post on the matter. The president cited “tremendous interest” in the files, whatever they might contain. Perhaps the most ...

There is a silence in the night sky that has bothered me for as long as I can remember. ” Richard Feynman’s reflection lingers because it feels personal.

Hardy bacteria in a lab survived pressures comparable to an asteroid strike on the red planet, suggesting a hypothetical scenario in which our planet was seeded with life.

Shaped by a different biology or culture, other intelligent civilisations – if they’re out there – might understand the universe in a completely different way than we do. Physicist Daniel Whiteson exp ...

Interstellar comet 3I/ATLAS has steadily been making its exit ever since it had a rendezvous at the end of October with the sun.

In a Truth Social post, the U.S. president said his move was based on the "tremendous interest" in the subject, without providing additional details.

It is often suggested that this may have already happened: alien technosignatures may have reached Earth during the past six decades but have gone unnoticed. If that is true, it suggests that more ...

Exploring Earth's deep interior is a far bigger challenge than exploring the solar system. While we have traveled 25 billion km into space, the deepest we have ever gone below our feet is just over 12 ...

This voice experience is generated by AI. Learn more. This voice experience is generated by AI. Learn more. Illustration of the Earth-like exoplanet Proxima Centauri b orbiting the star Proxima ...

Scientists and NASA officials insist the object is a natural comet, not alien technology. Recent observations found no radio signals from the comet that would suggest it was artificial. The comet made ...