Shark's Paintbrush

The wave of the future has been around since the beginning of times: it''s called Nature. Let inventor and entrepreneur Jay Harman introduce you to stunning solutions to some of the world''s thorniest problems. Why does the bumblebee have better aerodynamics than a 747? How can copying a butterfly wing reduce the world''s lighting energy bill by 80%? How will fleas'' knees and bees'' shoulders hel...