This is Hubert Alyea, a Princeton University professor who clearly loves teaching science. “Grimacing with fiendish delight,” LIFE wrote about Alyea in 1953, “he sets off explosions, shoots water pistols and sprays his audience with carbon dioxide in the course of 32 harrowing experiments dramatizing complicated theory.” LIFE With Hubert Alyea: The Science Teacher You Wish You Had
David Pescovitz is Boing Boing's co-editor/managing partner. He's also a research director at Institute for the Future. On Instagram, he's @pesco.