Early birdlike dinosaurs are thought to have lived lofty lives up in the trees. But a newly discovered creature had surprisingly long legs that may have made for a life on the run. “It looks quite ...

Drone aircraft are no longer curiosities—they're widely used in recreation, transportation, and even warfare. Most of these flying machines use rotary-wing quadcopter designs, which allow them to take ...

Editor’s Note: Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. The creature would have lived during the ...