Matter: When Dinosaurs Ruled the Earth, Mammals Took to the Skies New fossil discoveries show that prehistoric “squirrels” glided through forests at least 160 million years ago, long before scientists had thought. Share: Facebook Twitter Google+ Stumble Digg Email ThisBlogThis!Share to XShare to Facebook Related Posts:Most Doctors Are Ill-Equipped to Deal With the Opioid Epidemic. Few Medical Schools Teach Addiction.Alien messages? AI breakthrough as HUNDREDS of deep space bursts discoveredRobots with soft touch deployed to pick fruit as Brexit sees drop in labour supplyU.N. Chief Tells World Leaders to ‘Break the Paralysis’ on Climate ChangeVolcano eruption to be predicted by remarkable ‘DRAGON EGGS’ dropped into fissureClimate change triggered tsunami TWICE the size of Big Ben - 193m SUPER WAVE hit Alaska