Snackable episodes. Lasting ideas.Research-driven stories that stick—fun, fast, and designed to fit your day. Newest Skip to Videos All | SciCat | FlyCat | RobCat | FinCat | NomCat | FlyCat, • 10/9/25 5 Countries That No Longer Exist: East Germany, Yugoslavia, Czechoslovakia, Prussia & Hutt River East Germany’s Trabant, Yugoslavia’s breakup, Czechoslovakia’s Velvet Divorce, vanished Prussia, and Hutt River — five places you can’t visit anymore.