The virus killed at least 20 million people, wiped at least $10 trillion from the global economy and upended billions of lives.

How junk food outsmarts our brains—by hiding in our memories. New research reveals that memories of fatty and sugary foods are encoded in the hippocampus, helping explain why some cravings feel ...

How to Survive shares five survival tactics learned from a real tiger attack, including defensive moves and mindset to stay alive. They explain how to react when confronted by one of nature’s most ...

The love songs of these Panamanian frogs is a dinner bell for fringe-lipped bats. But how do they learn which frogs and toads are safe to eat and which are poisonous?