Is Yawning Contagious? 2005
7.4 126 Jamie and Adam examine whether yawning is contagious. They also examine whether a toy car can out race a real car.
Runtime: 50
Starts: Jamie Hyneman, Adam Savage, Tory Belleci, Scottie Chapman, Kari Byron, John M. Holmes, Mark Kasimoff, Robert Lee
Director: Andrew Farrell
