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 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 ...

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

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

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

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

Andrej Karpathy, former Tesla AI director, describes AI systems as ‘alien tools’ without a manual. He also expressed concern ...

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 ...

Scientists suggest the first alien signal we detect could be a desperate cry for help from a fading civilization.

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

Harvard physicist Avi Loeb challenges NASA, suggesting the iron-rich composition of interstellar object 3I/ATLAS indicates ...