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

Scientists warn humanity that the first contact with an alien civilisation may be loud, chaotic and extreme, potentially ...

Space travel sounds unbelievably cool, but most of us won’t ever have the opportunity to check out alien planets. Lucky for ...

“Hollywood has preconditioned us to expect one of two types of alien contact, either a hostile invasion force or a benevolent ...

Humanity is on the way to confirming the existence of non-human entities and making contact with aliens within the next 50 ...

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

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

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

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 ...

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

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

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