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A 20-minute video by CGP Grey, on the Curiosities shelf. A commenter in r/CasualConversation recommended it.
CGP Grey, Video, 20 min, 2025, on the Curiosities shelf
How runway numbers are tied to magnetic north and why they must be repainted.
22 min
The World's Worst RailwayAdam SomethingRecommended in r/CasualConversation
6 min
Can You Watch This Without Getting Angry?CGP GreyMentioned in r/CGPGrey
12 min
I promise this story about microwaves is interesting.Tom ScottRecommended in r/CasualConversation
29 min
Principles For Success by Ray Dalio (In 30 Minutes)Principles by Ray DalioPosted to r/IAmA: I’m Ray Dalio — founder of Bridgewater Associates and author of How Countries Go Broke: The Big Cycle. I’m here for another AMA.