Mousetranauts: Why Mice Are Used For Experiments And Are Going To Space! By Randall Hilgendorf / May 14, 2019 Begin Slideshow UP NEXT The deadliest animals in the world, ranked... Categories: SPACE Tags: animal testing, baby mice, science experiments, trending Randall Hilgendorf Randall Hilgendorf is a freelance writer and editor. When he's not writing, he’s most likely to be found with a good book and entirely too much coffee. Fresh India Slammed Into The Himalayan Mountains To Create Mt. Everest No one knows what to do with Pablo Escobar’s controversial hippos Why You Shouldn’t Feed Bread To Ducks Pollinators In Crisis: What A Bee Decline Could Mean For Our Planet Does Vaping Help Users Quit Or Reinforce Tobacco Use?