Billions of years ago, another planet smashed into Earth. An event of this epicness could have created our Moon. It also could have brought alien life to our planet. What evidence of this planet still exists on Earth today?

To travel between solar systems, a spacecraft would need extremely sophisticated – if not impossible – technology.

Asked when they humans will likely have contact with extraterrestrials, an eye-popping 21% said, “We already have,” according to the poll.

New SETI protocols outline how scientists should verify, share, and respond to potential evidence of alien intelligence in the modern information age.

The hilarious comedy about an alien stranded on earth returns for a fourth season, but will move to a new network.

Aliens could already be broadcasting clear signals across the cosmos while humans remain 'utterly blind' to them, according to astronomer Prof. Jon Willis, who argues that our current search strategies may be tuned to the wrong timescales,

Explore why Alien: Earth Season 2’s greatest threat may be humanity itself, as the series shifts focus from Xenomorph horror to deeper conflicts, survival, and the franchise’s most dangerous monster yet.