As per a new study, Dyson spheres around faint stars in the galaxy could offer new techno-signatures clues.

A far-away galaxy, GS-NDG-9422 (above), has features uncommon to other star systems that researchers are connecting to the early universe. NASA, ESA, CSA, STScI, Alex Cameron (Oxford) It actually was ...

The James Webb Space Telescope has peered through cosmic dust to reveal new details and a stunning image of a rare type of galaxy. The space observatory's latest image shows the Cartwheel galaxy, a ...

Looking deep into the early universe with NASA's James Webb Space Telescope, astronomers have found something unprecedented: a galaxy with an odd light signature, which they attribute to its gas ...

The first time I heard about galaxies without dark matter, I was sitting in my very first graduate class at the University of São Paulo. A team had found a small, strange galaxy that appeared to ...

Ever since physicist Freeman Dyson first proposed the concept in 1960, the "Dyson sphere" has been the holy grail of techno-signature hunters. A highly advanced civilization could build a "sphere" (or ...

Study Suggests A Galactic Collision Is Remaking One Of Earth’s Closest Neighboring Galaxies In A Nutshell The Small Magellanic Cloud, a dwarf galaxy visible from Earth’s Southern Hemisphere, is ...

Kerry Breen is a news editor at CBSNews.com. A graduate of New York University's Arthur L. Carter School of Journalism, she previously worked at NBC News' TODAY Digital. She covers current events, ...