Why in the world are coconuts so tough to crack? Where in the world can you find a giant rodent to do it for you? And what in the world did scientists finally discover after 90 years of waiting? Join Guy Raz and Mindy as they travel far and wide, to search for the elusive "coconut cracker!" It's the latest Who, What, When, Where, Why, How, and Wow In the World of coconut cracking rats!