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

Could the first confirmed signal from an extraterrestrial source be less a hello than a goodbye? Astrophysicist David Kipping ...

The first sign of possible extraterrestrials detected in the cosmos didn't come in the form of little green aliens flying around in saucer-shaped spacecraft. In fact, the life that could be – emphasis ...

From mudstones on Mars to strange gases in exoplanet atmospheres, tentative evidence for extraterrestrial life is starting to come thick and fast. But when we've found it, how will we know for sure?

An illustration shows what exoplanet K2-18b might look like based on data from NASA's James Webb Space Telescope. K2-18b is 8.6 times as massive as Earth, orbits the cool dwarf star K2-18 in the ...

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

Want to be a top notch candidate for hosting alien life? Then there's a few key requirements you should be aware of: Ideally, ...

Using JWST, scientists discovered PSR J2322-2650b — a carbon-rich, lemon-shaped exoplanet orbiting a pulsar — challenging ...

In this scenario, our first contact with aliens would be tragic. We should look for "loud shouts in the night".