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

The Pentagon's release of files might help scientists shed light on unexplained phenomena and government secrets, experts said.

Rather than life starting independently on Earth, a fraction of the scientific community has spent years arguing that cosmic ...

Scientists have discovered an 'alien' material inside a massive crater on Earth, sparking new questions about how life may ...

Trump wrote no caption to shed light on the meaning of the image, triggering speculation online.

Steven Spielberg has decided he should be the one to represent humanity if we ever make contact with alien life. The director ...