An ocean world that's teeming with microbes — and who knows what other kinds of life — is currently the best explanation for some chemical signatures that the James Webb Space Telescope has spotted in ...

During EW's big "Summer Preview" issue, we learned that the series will be set in 2120 – only a few scant years before what goes down during 1979's Alien. As we've seen from the films, the future is ...

The sulfurous gas steams out of the alien bloom, filling the air so fully that a lone telescope floating 700 trillion miles (over a quadrillion kilometers) away can sense it — faintly, for just a few ...

The Xenomorphs may not find Prodigy City as fun a playground as a ship with a crew that has no chance of escaping. In Alien: Earth, after a Weyland-Yutani ship goes down, Ms. Yutani wants to retrieve ...

A team of astronomers claims to have sniffed out a “biosignature” in the atmosphere of a distant planet called K2-18b. But not everyone agrees that it signals life. An illustration shows what ...