If there's one modern astronomical concept that has successfully permeated the mainstream media, it's the "Goldilocks zone." Not only is it associated with the search for alien life, one of the more ...

Alien planets are far away but extreme lasers on Earth are giving scientists a way to investigate what they're like.

Scientists using The James Webb Space Telescope have uncovered potentially earth-shattering evidence indicating a faraway world could be home to alien life. A team at the University of Cambridge’s ...

Recent observations suggest that scientists have identified potential microbial fingerprints in the atmospheres of other planets, raising intriguing questions about the possibility of alien life ...

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 ...

A team of astronomers claims to have sniffed out a “biosignature” in the atmosphere of a distant planet called K2-18b. But not everyone agrees that it signals life. An illustration shows what ...

Here’s what you’ll learn when you read this story: The Search for Extraterrestrial Intelligence (SETI) focuses on finding technosignatures—potential signs of alien technology. If we look carefully, we ...