The green water in the Rio Olympic diving pool isn't turning blue quite yet. And it smells. The post Rio's Diving Pool: Still Finding It Too Easy to Be Green appeared first on WIRED.
In swimming, humans try to achieve the greatest possible speed. However, the drag forces also depend on the speed. How much of an impact can small changes make? The post Wanna Swim Like Phelps? Take a Dive Into the Physics of Drag appeared first on WIRED.