Humans have wondered for centuries whether we are alone in the universe — and a new study suggests that if alien ...

Is anybody out there? Probably. Most stars have planets; we've discovered more than 6,000 exoplanets thus far, and the most basic statistics point toward the existence of countless potentially ...

A new scientific framework suggests that even if signals or physical traces from alien civilizations reached Earth, detecting ...

Advanced alien civilizations may communicate via a series of flashing lights, similar to how fireflies do, a new paper hints. This would potentially make extraterrestrials much harder to spot if we ...

The Search for Extraterrestrial Intelligence (SETI) is a dream of humanity, but advanced extraterrestrial civilizations do not necessarily communicate in the same way as humans. A paper published on ...

Science fiction often imagines alien civilizations so advanced they seem like gods, with powers that look supernatural to anyone beneath them. But this episode asks a darker and more fascinating ...

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 ...

Add Yahoo as a preferred source to see more of our stories on Google. Getty / Futurism Assuming our solar system’s newest interstellar object isn’t an alien mothership sent here to menace us, ...