1/5. Sweet spots are everywhere. It's that unique place on a bat where you can hit a ball withoutjarring yourself, but it's also the perfect tuning point of a musical instrument, the point of balance in a circus act, and the combination of factors that produces one solitary gigantic ocean wave.
Sport. Physicist Len Fisher is joined bytennis coach Peter Bendell , England rugby coach Dave Aldred and scientist Jeff Odell to find the sweet spots in sports. Producer Amanda Hargreaves