The research is mounting up that we might not be alone in this big wide world. So what's the likelihood that aliens are out ...

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

We've all grown up dreaming of aliens landing on the Earth or laser beaming across the sky; well, either way, it's sci-fi and ...

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

For more than a century, popular culture has trained us to picture extraterrestrials as bug-eyed, bipedal “little green men” ...

The cosmic object, originating from beyond our solar system, sparked curiosity reminiscent of a science-fiction spectacle, ...

Interstellar comet 3I/ATLAS passes Earth, stunning scientists with a million-kilometre anti-tail and prompting reflections on ...

Astronomers thought they had seen the "first hints of life on an alien world" this year, but they disappeared under closer ...

The Asteroid Terrestrial-impact Last Alert System (ATLAS) in Chile first saw this celestial wanderer on July 1, 2025. It is ...

As interstellar object 3I/ATLAS swept past Earth on 19 December 2025, viral theories claimed cosmic indifference or alien ...

Scientists have sought out and detected radio emissions from from interstellar comet 3I/ATLAS, all but confirming that it has natural origins.

Long before scientists discovered that other stars in the universe host their own planetary systems, humanity had ...