Tutored in several European languages for hours on end and strapped to a steel rod for posture, Consuelo Vanderbilt's childhood was anything but easy.

Could You Have Endured Consuelo Vanderbilt's Upbringing? (4:30)

A hammerhead shark locates a stingray hiding beneath the ocean floor. Unnerved, the stingray makes a dash for freedom but is it too late?

Hammerhead vs. Stingray (2:25)

Why saying cheese just didnt happen in the early days of photography.

Ask Smithsonian: Why Don’t People Smile in Old Photographs? (1:12)

The bust of Nefertiti contains one of the most beautiful faces in the world. So beautiful, a mathematical formula was used to sculpt it.

How to Achieve Flawless Beauty (2:54)