Fidget spinners are everywhere. How long can you make one spin? That depends on the starting speed and the angular acceleration. The post Want to Know How Long a Fidget Spinner Spins? Get a Laser and Some Physics appeared first on WIRED.
The twist is a rotational motion about an axis from head to feet. But how do you perform such a maneuver? Here are three ways. The post How Olympic Gymnasts Use Physics to Pull Off Those Crazy Twists appeared first on WIRED.