Sneak Peak of TMSIDK Season 3

Season 3 of Tell Me Something I Don’t Know is coming to your ears! Prepare yourself for 10 shiny new episodes — full of fresh knowledge — starting June 4.

Collections: TMSIDK Episode 10

We've gathered amazing and surprising facts from the world of Collections. We're not talking baseball cards and Beanie Babies—we've got: glucose, gamma rays, brainwaves, fake art and some very blue Russian.