A research paper, published in the International Journal of Astrobiology, states that Earth may have been sending ...

The curious minds at What If explore what would happen if we found life on Jupiter's moon Europa.

Every second, hypervelocity collisions may be blasting tiny flecks of Earth into space. Some of those grains, small enough to ...

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

A new study analyzed how NASA's Habitable Worlds Observatory might be able to confidently spot biosignatures in 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 ...