Tom Lum

Tom Lum, a science communicator and video producer, dives into the fascinating world of urban rats and their unexpected communication methods. He reveals how these clever creatures adapt to their noisy environments, utilizing complex vocalizations that change with context, like increasing volume during sirens. The discussion also touches on Lamarckian inheritance, revealing surprising exceptions in evolution, and Rachel shares how astronomers calculated the universe's average color, humorously dubbed Cosmic Latte. Tune in for a blend of science and surprising facts!

Tom Lum, digital creator and podcast host known for 'Let's Learn Everything' and 'Our Findings Show', joins to geek out about doughnuts. They trace fried-dough origins, explain why the hole exists, and connect shapes to math and cooking. Conversations cover mechanization, cultural quirks like Tim Hortons and police tropes, wartime roots of National Donut Day, and surprising marketing stories.