Sloths, the world's slowest mammal, have been around for 64 million years. Sharyn Alfonsi traveled to Costa Rica to learn ...

Sharks are some of the ocean’s most efficient predators, but they possess a peculiar trait that still puzzles scientists: ...

The pilot of a recreational aircraft was unhurt after crash-landing a plane that flipped upside down north of Brampton.

June 14 is Flag Day and Trump's birthday, but one group is urging Americans to fly their flags upside down. Why? Here's what to know.

How to describe the Upside Down from Stranger Things? Imagine you are cleaning your attic (relax, you only have to imagine) and you see a moldy hole in a wall, and when you try to clean it, you fall r ...