Scientists Free Audio & Video

Great Biographies in Time explores the lives of some of the most intriguing figures in history.

Nikola Tesla was a Serbian-American inventor, physicist, mechanical engineer, electrical engineer, and futurist.

Did you know that for 21 years Darwin kept his theory of evolution secret?

Walter Isaacson, author of the mega-selling, acclaimed biography of Benjamin Franklin, discusses his latest work focused on the most influential scientist of the 20th century, Albert Einstein.

The Day After Trinity (a.k.a. The Day After Trinity: J. Robert Oppenheimer and the Atomic Bomb) is a 1980 documentary film directed and produced by Jon H. Else in association with KTEH public television in San Jose, California.

Part one of this series takes Einstein's science as a starting point for exploring the great physicist's perspective on ideas such as mystery, eternity, and the mind of God.

A detailed biography of Thomas Alva Edison, inventor of such things as the telephone, the microphone, the electric motor, the storage battery, and the electric light.

What's it like to be pals with a genius? Onstage at TEDxCaltech, physicist Leonard Susskind spins a few stories about his friendship with the legendary Richard Feynman, discussing his unconventional approach to problems both serious and ... less so.

Taking the words of the Pledge of Allegiance literally, Winchester explores how fifty states became "one nation."

This is the extraordinary story of Albert Einstein and his decades-long battle to prove his Theory of General Relativity amid the violence of war and his tumultuous personal life.