lectureAT&T Tech Channel

nebulajr · 8 recommenders · 8 months
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.
Why Hacker News readers recommend it: HN repeatedly cites it as an elegant, eye-opening explanation of fire and photosynthesis and as an example of Feynman's infectious love of knowledge.
“it's impossible to stay in any kind of negative mood if you watch Feynman”
View the original HN discussion