nasa, andromeda, galaxy, space, gamma rays,

Highest-energy light from a gamma-ray burst discovered

Gamma-ray bursts are the most powerful explosions in the cosmos. These explosive events last a fraction of a second to several minutes and emit the same amount of gamma rays as all the stars in the universe combined. Nov 22, 2019
Water on Mars

Evidence of life on Mars: Ohio University expert shows photos

Courtesy photographs from various Mars rovers, Professor Emeritus William Romoser's research found numerous examples of insect-like forms, structured similarly to bees, as well as reptile-like forms, both as fossils and living creatures. Nov 21, 2019