From Viking to Perseverance, scientists have spent decades chasing chemical hints that could point to life beyond Earth.

The Perseverance rover has been exploring Jezero Crater for years, but it's never found an otherworldly object quite like ...

The cosmos is often viewed as a silent, static tapestry, yet recent weeks have reminded us that our solar system is a ...

NASA reveals high-resolution images of interstellar comet 3I/ATLAS after the US shutdown. Is it alien tech? Associate ...

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

In the many decades of NASA exploration, there has only been one detection that got on that scale. It was collected by the ...

A mysterious interstellar comet known as 3I/ATLAS is about to make its closest approach to Earth in December 2025. Here's ...

Pluribus imagines Kepler-22b as an ocean world that sends a gift to humanity through radio waves. In real life, no such ...

SCIENTISTS are scratching their heads as 3I/ATLAS reaches its closest point to Earth, but it’s not behaving like a typical ...

Comet 3I/ATLAS, a rare interstellar visitor, is visible this week as it departs the solar system, with some public events ...

There's the invasion by a warlike species, there's the highly evolved species trying to communicate with our primitive ...