Scientists claim that first extraterrestrial contact will be a loud event impossible to ignore, not a subtle signal.

Imagine looking back through Earth's incredibly vast history. We picture dinosaurs roaming lush landscapes, ancient oceans teeming with primitive life, and eventually, the rise of mammals leading to ...

It’s one of the most longstanding questions in biology: how did life first arise? Research on the topic abounds, but there’s no one accepted answer. And according to one new paper, the chances that ...

It's no secret that humans are the Earth's most dominant species. And, without proof of life anywhere else in the Universe, ...