BlueBird satellites, the largest communications satellites ever, opened their antennae this week. Astronomers believe they will further degrade the night sky.
Listen to the the creepy sound of Earth's magnetic field flip from 41,000 years ago! Scientists used data from ESA's Swarm constellation to create the sound.
Fossilized stomach contents of 2 pterosaur species offered valuable information about the feeding habits and ecosystems of pterosaurs in the Jurassic period.
Witnesses described a large fireball over Lake Erie last night. The American Meteor Society had some 350 reports as of this writing. Thousands must have seen it!