Green-hot galaxies reveal clues to the ancient universe
 

Galaxies that emit a green glow make bitchin' screen-savers, but they're exceedingly rare in the actual universe. However, UCLA astronomers recently discovered that most, if not all early galaxies had a green hue due to their intense heat and special...

https://www.engadget.com/2017/01/16/...ient-universe/