The Olduvai Gorge in northern Tanzania has a geology that fossil-hunters love. A river cuts through several layers of strata with four distinct beds. Bed I, the oldest, is about 2 million years old.

When Richard Leakey set his mind on something he didn’t do it in half measures. That is why he knocked on doors of presidents, princes, kings and queens when he wanted to retain the heritage his ...

When Louis Leakey and Mary Nicol first met, he asked her to help with illustrations for his upcoming (1934) book Adam's Ancestors: An Up-to-Date Outline of What is Known about the Origin of Man.

The Smithsonian Institution Archives welcomes personal and educational use of its collections unless otherwise noted. For commercial uses, please contact [email protected] International media ...