Millions of years ago, eastern North America was a landmass with its own flora and fauna. Did the dinosaurs there evolve differently from those that lived elsewhere?
Babies don’t shiver when they’re cold—at least for the first six months of their lives. Instead, they keep warm through a mechanism called non-shivering thermogenesis,
From the bright Red-Necked Tanager to the deep Blue Crowned Pigeon, over ten-thousand species of birds share the planet with us. Throughout history, their colorful
On a cold November day in 1957, Laika made history as she rode into orbit on a Soviet spaceship, withstanding tremendous acceleration to become the
During the Great Depression in 1929, immigrant workers became scapegoats for economic hardship, accused of taking jobs away from native-born Americans. After the tragedy of