Source: NOVA: "Secrets of Lost Empires: Easter Island" This resource was adapted from NOVA: "Secrets of Lost Empires: Easter Island." Archaeological evidence suggests that ancient peoples were able to ...

Levers are literally all around us. You body uses them to move, pick up a pen to sign your name and you’ll use mechanical advantage to make that ballpoint roll, and that can of soda doesn’t open ...

Motor proteins are essential to life: without them, all cellular transport would grind to a halt. New results on the size of steps taken by one family of motors, the myosins, will fuel the debate ...

Two recent articles addressed the power-stroke of myosin VI molecules during stepping. Although both groups measured the angles of fluorescent probes attached on the myosin VI molecule lever arm using ...