Researchers want to explore the idea that microscopic particles shed by alien civilizations have accumulated on the lunar ...

For decades, science fiction writers have tried their best to prepare us for eventual contact with aliens. Their efforts are dominated by several recurrent tropes. There's the invasion by a warlike ...

Earthlings, brace yourselves: the galaxy may be emptier than your last Tinder date. According to a new study, any alien civilizations out there? Probably short-lived — and doomed to fail spectacularly ...

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 ...

Attention human. You are receiving an interstellar radio transmission. And it could be coming from one of the nearest exoplanets, Proxima Centauri b. What conditions make this planet a candidate for ...

In 1995, a pair of scientists discovered a planet outside our solar system orbiting a solar-type star. Since that finding—which won the scientists a portion of the 2019 Nobel Prize in ...

For decades, humans have scanned for signals of alien technology emanating through the galaxy. The search highlights the contradiction between the abundance of planets and stars that stretch across ...