Attention human. You are receiving an interstellar radio transmission. And it could be coming from one of the nearest ...

The curious minds at What If have explored the discovery of a planet that could potentially host alien life.

Planets orbiting stars beyond the solar system come in all shapes and sizes but mostly fit into a few categories: large and hot gas giants, super-Earths that are slightly larger than our planet, ...

Back in the spring of 2018, a SpaceX Falcon 9 rocket launched into space something that at the time was NASA’s most ambitious project aimed at discovering new alien worlds in solar systems far away.

Scientists are listening in on sperm whale conversations and studying Earth's strangest microbes to prepare humanity for first contact with extraterrestrial life.