The curious minds at What If explore the possibility of an alien civilization existing on Proxima b, imagining how they might ...

A new paper posits that advanced alien civilizations may communicate through subtle flashes, like fireflies do on Earth. The thought experiment suggests that we need to avoid human biases in our ...

Sputnik skies to analysis of interstellar visitors, scientists are rethinking how and where to look for physical traces of ...

The first unmistakable signal from another intelligence may not be a cheerful greeting. A growing group of researchers is arguing that our inaugural contact is more likely to be a distress call, the ...

A new paper posits that advanced alien civilizations may communicate through subtle flashes, like fireflies do on Earth. The thought experiment suggests that we need to avoid human biases in our ...

Musk compared consciousness to a candle in a “vast darkness" during remarks about aliens at the World Economic Forum in Davos ...

Language and radio signals may not matter to aliens. Instead, they might be using patterns to leave a biological fingerprint.

Professor Avi Loeb of Harvard cited three reasons 3I/ATLAS might be an alien spacecraft. First, its trajectory is highly ...

At Davos, the billionaire said his belief that "it might only be us" in the cosmos drives Tesla, SpaceX, and his vision for ...

Some scientific breakthroughs may be lost to time due to scandal and redaction, while others are simply a case of waiting for more evidence. We take a look back at some that made headlines—and that's ...

Erich von Däniken, the Swiss author whose books on the extraterrestrial origins of ancient civilizations brought him both ...