Extraterrestrial Life

Scientists are abandoning conventional thinking to search for extraterrestrial creatures that bear little resemblance to Earthlings

SETI, the search for extraterrestrial intelligence, is deploying machine-learning algorithms that filter out earthly interference and spot signals humans might miss

The James Webb Space Telescope is opening an exciting new chapter in the study of exoplanets and the search for life beyond Earth

A new study suggests that billions of years ago microbes may have thrived on Mars before succumbing to freezing temperatures of their own making

No life on the moon; safe gas at home

NASA’s Perseverance rover has collected four rock samples from an ancient river delta where organisms might have thrived

Drake’s curiosity and ambition turned the search for extraterrestrial intelligence into the scientific venture it is today

Remembering Frank Drake, who led science in listening for an extraterrestrial “whisper we can’t quite hear”

“Decolonizing” the search for extraterrestrial intelligence (SETI) could boost its chances of success, says science historian Rebecca Charbonneau

Although modest in scope, a NASA research project reflects shifting attitudes toward the formerly taboo subject of UFOs

The emergence of the human “dataome” is like a sudden invasion of Earth

Organisms on Earth produce a wide array of durable “biofluorescent” materials. If those on other planets do, too, the Compact Color Biofinder should be able to detect them