What causes cataracts?
Nov 07, 2014•22 min•Ep. 287
Episode description
Why do my fingernails grow quicker than my toenails? Why are yawns contagious? Do people with longer legs use less energy to run? What causes cataracts? How important is your sense of smell? Like this podcast? Please help us by supporting the Naked Scientists
For the best experience, listen in Metacast app for iOS or Android
Open in Metacast