NASA spin-off technologies find their way into our lives in unexpected ways. Shock-absorbing memory squeezed its way into Tempur-Pedic mattresses, football helmet padding, shoe insoles, hospital beds, prosthetics, cars, amusement parks and modern art, while an invention designed to decrease airplane drag made a huge splash in the competitive swimming arena. Find out how as I answer the question…

Why did NASA invent the ribbed swimsuit?