Science of the Winter Olympics: Science of Skates

The ice skates worn by this year's hockey players, figure skaters and speed skaters are vastly different from what were once used. Melissa Hines, the Director of the Cornell University Center for Materials Research, and Sam Colbeck, a retired scientist from the U.S. Army Cold Regions Lab, explain how innovations in boot and blade design help skaters perform better than ever before.

Provided by the National Science Foundation & NBC Learn
Runtime: 5:54 min.