Reversing a typical nylon curling brush’s fabric could dramatically change the sport.
Even though the ice is still the same, and most of the 42-pound stones sent down the ice in each contest still come from the Scottish island of Ailsa Craig, there’s a technological controversy brewing in the world of curling. Top players are concerned that a new type of broom makes it too easy to control the direction of the sliding rock, and could damage the ice. Read more in Inside Science.