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

Scientists have updated global rules for announcing possible alien signals. New guidelines emphasize independent verification ...

By studying Earth's toughest microbes and complex animal "speech", scientists are reshaping how we search for – and may ...

How Radio Astronomy Helps Us See the Invisible Cosmos," astrophysicist Emma Chapman describes the hidden corners of space that only radio waves can reveal — and makes the case for contacting aliens.

Add Yahoo as a preferred source to see more of our stories on Google. Tardigrades—a type of invertebrate also known as water bears—are the only animals observed to survive the intense radiation and ...