What's up in
Earth & Life
Earth observation, climate, geology, oceans, ecosystems and the living world.
Water covers 71 percent of Earth, yet rock and metal make up almost all its mass
Liquid metal ocean beneath Earth's crust shifts measurably within years
Crocodiles and alligators use sticks as bait to hunt nesting birds
Japanese crows have learned to use traffic lights to crack open walnuts
Wild Asian elephants in India have been seen using branches to swat flies, while…
Dolphin mother teaches her calf to hunt with a shell as tool
Sheep remember individual flock members for years after separation
Sealed habitat meant to sustain eight people instead became a haven for cockroaches
Lawn mower smell is actually grass sending an emergency signal
Ravens outplan our closest relatives despite walnut-sized brains
