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

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

Data from the James Webb Space Telescope on exoplanet K2-18b has revealed the "strongest hints yet of biological activity ...

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

In a significant development in the field of astronomy, a potential radio signal originating from an exoplanet has been detected. This discovery could represent a significant stride forward in our ...

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

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

Science fiction writer and futurist Arthur C. Clarke once said, “Two possibilities exist: either we are alone in the universe or we are not. Both are equally terrifying.” And perhaps that fear is what ...

Worlds upon worlds await us in the cosmos and we’re finding more all the time. Before 1992, we weren’t even completely certain planets existed outside of our solar system. Now, astronomers are finding ...

A rocky exoplanet outside the Earth's solar system may have an atmosphere, according to new evidence gathered by NASA ...

An exoplanet is what we call planets that exist outside of our own solar system. The first one was discovered in 1992, but as we get more powerful and precise telescopes and instruments, scientists ...

Want to be a top notch candidate for hosting alien life? Then there's a few key requirements you should be aware of: Ideally, you're a large... Scientists have been studying the exoplanet TRAPPIST-1 e ...