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

When astrobiologists are asked what aliens might look like, many now point not to distant galaxies but to some of the strangest corners of Earth, where researchers on several continents are using extreme microbes,

Go behind the scenes on the set of FX's Alien: Earth to see what's in store for humanity when technology and biology collide – and why that doesn't bode well for our planet: Set to crash land across FX and Hulu screens beginning on August 12th, here's ...

Astrophysicist and science communicator Neil deGrasse Tyson spills on his obsession with aliens and the best and worst Hollywood depictions of them.