artificial intelligence

Alibaba's Jack Ma and Tesla's Elon Musk debate artificial intelligence on stage in Shanghai in 2019.

An artist describes discovering she has aphantasia, the inability to form mental images, and how it affects her work. She asks viewers about their own visualization.

Shaun's roughly 2.7-hour video essay on The Bell Curve. It covers intelligence, the g factor, IQ tests, IQ versus environment and the politics behind the book, with a critical reading of the sources.

Matt Gray and Tom Scott review how viewers worked out where they watched the 2017 solar eclipse from, based on clues in their video. They go through the methods people used and how accurate the guesses were.