lost knowledge

A short excerpt from a 1973 Yorkshire TV film in which Richard Feynman explains that knowing the name of something is not the same as knowing it.

A roughly 72-minute interview with Steve Jobs, believed to come from the 1995 interviews made for the Triumph of the Nerds documentary. He reflects on Apple and the early computer industry.

A short clip from a Richard Feynman interview in which he explains fire, describing how burning wood releases sunlight stored by the tree, which built itself mostly from air. It showcases his curiosity and plain-spoken explanations.

The full 1971 Dutch television debate between Noam Chomsky and Michel Foucault on human nature, with subtitles. They discuss creativity, knowledge, power and politics.

A two-minute clip of Richard Feynman explaining why he considers much of social science pseudoscience. He stresses how easy it is to fool yourself and how much care real knowledge takes.

A short street interview from Invisible People with Keith, a homeless man in Los Angeles who lost his housing-industry job in the crash and moved from painkillers to heroin because it was cheaper. He talks candidly about the grip of addiction.

A four-minute extract from the documentary The Fog of War in which Robert McNamara discusses the Gulf of Tonkin incident. He acknowledges that the second reported attack did not happen.

A six-minute excerpt from Steve Jobs' 1995 Lost Interview on why a great idea does not automatically become a great product. He says ideas change substantially once you actually build them.

A two-minute 1981 interview clip in which Richard Feynman answers an artist friend who claims science takes the beauty out of a flower. Feynman argues that understanding adds to beauty and mystery.