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 ...

Billions of years ago, another planet smashed into Earth. An event of this epicness could have created our Moon. It also ...

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

The United States government's recent release of hundreds of previously classified unidentified anomalous phenomena (UAPs) ...

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