What if your 4-port USB hub is carrying on a torrid affair with your Newton’s cradle? Well, the cat will be out of the bag if you show up to work one day and find a Boynq Swing USB hub sitting ...

The rhythmic click-clacking of the metal balls in Newton’s cradle has long entertained physics ... continues until friction slows the balls’ swing. The quantum version replaces those spheres ...

But the ball on the opposite end of the row is thrown into the air, then swings back to strike the other balls, starting the chain reaction again in reverse. How does Newton's Cradle work?