Astronomers have long struggled to clock the speed and power of Cygnus X-1, a ...
People with fast street cars like to put them through their paces at the quarter-mile track. One way to get your quarter-mile time is to just buckle up and put the pedal to the metal. But if your ...
A spinning basketball hurtles from the top of a dam, turning a simple ball into a high-speed physics experiment. As it falls, rotational motion interacts with gravity, air resistance, and impact ...