Carl Sagan Explains the 4th Dimension

I remember watching this on TV when I was a kid and it blew my mind. It is hands-down the best explanation of four dimensions, curved space, and more – all done in Carl Sagan’s trademark awesomeness.

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AI Space

Ann Druyan on Cosmos, Carl Sagan, Voyager, and the Beauty of Science

Lex Fridman interviews Ann Druyan, the writer, producer, director, and one of the most important and impactful communicators of science in our time. She co-wrote the 1980 science documentary series Cosmos hosted by Carl Sagan, whom she married in 1981, and her love for whom, with the help of NASA, was recorded as brain waves […]

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