For decades, scientists have tried to turn the question of alien life from late-night speculation into something you can ...

In a groundbreaking revelation, recent astronomical observations have identified potential Dyson spheres, massive structures that could indicate advanced alien civilizations harnessing stellar energy.

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

If so, why haven’t they said hello? The humble residents of this pale blue dot have been on a quest to find an alien civilisation for more than a century. First, it was the “canals” of Mars. Then ...

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 ...