A new paper posits that advanced alien civilizations may communicate through subtle flashes, like fireflies do on Earth. The ...

A crowd-sourced search for alien intelligence called SETI@Home is in its final stages, analyzing 100 radio signals of ...

Scientists have proposed that advanced alien civilizations could build a Dyson sphere around a black hole instead of a star.

The first unmistakable signal from another intelligence may not be a cheerful greeting. A growing group of researchers is ...

Elon Musk reacts to a resurfaced video with a four-word tweet, reaffirming his long-term vision for travel beyond the confines of our solar system. Learn more about Musk’s vision of finding alien life ...

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

In the 1970s, author Erich von Däniken was a household name, not only in his native Switzerland, but also in the U.S. and ...

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 ...

Best-selling Swiss author Erich von Daeniken, who built a lucrative career on his argument, rubbished by scientists and ...