Stephen Hawking

In 1983 & 1996 Horizon filmed interviews with Hawking at the University of Cambridge.

Richard Feynman

One of the 20th century's most original thinkers in a candid and personal interview

Leslie Robertson

The chief engineer for the Twin Towers talks about his experience of 9/11.

Albert Szent-Gyorgyi

An interview with the hungarian-born physiologist who discovered vitamin C.

Isaac Asimov

Asimov on his laws of robotics and the future of man and machine.