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

New research suggests that alien radio signals may be transformed by plasma from their home stars — and scientists on Earth ...

Hidden deep within southern Siberia lies one of the most mysterious places on Earth. At first glance, Lake Baikal looks like ...

"There is a silence in the night sky that has bothered me for as long as I can remember." That line, attributed to Richard Feynman, lands because it gets at a simple, stubborn feeling. The sky looks ...

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

Our search for technosignatures—clear signs of advanced civilizations beyond Earth—takes many forms. Many are driven by the famous Drake equation, which attempts to estimate how many technological ...

Once small enough, these technograins might gain a trip out of its host solar system by a solar wind that overcomes the ...

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 ...

For generations, science fiction has imagined what life might look like on other worlds. Novelist H.G. Wells described nightmarish squid-like Martian invaders in The War of the Worlds, while the ...

Steven Spielberg has given world cinema some of its most iconic depictions of extraterrestrial civilizations, but now the legendary director claims to know something about real-life aliens as ...