Every 'Useless' Body Part Explained From Head to Toe

Dr. Jeffrey Laitman joins WIRED to break down every ‘useless’, vestigial organ and structure in our evolved human bodies. From the “wisdom” teeth and our simian tailbones down to muscles made less important by our double-arched feet, Dr. Laitman highlights where it came from—and how it ended up still inside of us.

Director: Lisandro Perez-Rey
Director of Photography: Francis Bernal
Editor: Louville Moore
Expert: Dr. Jeffrey Laitman
Line Producer: Joseph Buscemi
Associate Producer: Paul Gulyas; Kameryn Hamilton
Production Manager: D. Eric Martinez
Production Coordinator: Fernando Davila
Camera Operator: Rahil Ashruff
Sound Mixer: Gabe Quiroga
Production Assistant: Noah Bierbrier
Post Production Supervisor: Alexa Deutsch
Post Production Coordinator: Ian Bryant
Supervising Editor: Doug Larsen
Additional Editor: Paul Tael
Assistant Editor: Billy Ward