Jumble

Gibbons are incredible tree swingers, thanks to their long forearms, mobile joints and wrists that enhance fluid movement

How Fast Can Gibbons Swing Through the Forest? (3:04)

A damaged Apollo 13 was about to re-enter Earth’s atmosphere amid a communications blackout. It would become the longest re-entry blackout in the history of the space program

Apollo 13's Intense Comms Blackout (3:47)

Just outside North Carolina's Outer Banks is Roanoke Island, the scene of one of the greatest unsolved mysteries in U.S. history: the disappearance of an entire colony of English settlers.

The Colonial Settlement That Vanished Into Thin Air (2:10)

There aren't many rumors that American socialite Wallis Simpson hasn't been subjected to. So here's how she actually infiltrated the British monarchy.

How Wallis Simpson Infiltrated British Royalty (4:18)