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

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

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

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

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 ...

Among her most ominous forecasts was a warning that World War III would erupt in 2026 — a prediction made more unsettling by ...

A major claim in the older media cycle was that NASA removed the book and related materials. Whatever happened during the original wave of reporting, the current reality is clear: NASA now provides an ...

Though this hunt came up empty, the fact that 3I/ATLAS is only the third known object found in the solar system after ...

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 ...