A shark is discovered right in the middle of a museum storage area! Plus, learn the secret behind writing hit songs, how your brain reacts to sports, and how to make kinetic sand in the comfort of your own kitchen!

A zoologist who loves bats so much she's dedicated her whole life to them, the former NASA Chief Scientist who is certain you're going to mars, and a high school student who invented a new way to make a prosthetic device for a man in need.