The ephemeral tennis ball: Addressing sustainability in sports

Although I have played tennis my whole life, I found a special appreciation for it during the pandemic as it was one of the few outdoor, socially-distanced sports I could play with my classmates at Columbia University. Our ...

Why is an empty shampoo bottle so easy to knock over?

It becomes annoyingly easy to knock over a shampoo bottle when it's nearly empty. This is an easily observed and curiosity-provoking phenomenon that, according to Lehigh University physics professor Jerome Licini, yields ...

Scientists unexpectedly witness wolf puppies play fetch

When it comes to playing a game of fetch, many dogs are naturals. But now, researchers report that the remarkable ability to interpret human social communicative cues that enables a dog to go for a ball and then bring it ...

Out! Goal! The ball was in! But could Hawk-Eye get it wrong?

Hawk-Eye is a device used to reconstruct the track of the ball for LBW decisions in cricket and for line calls in tennis. It will be much in evidence during the remaining Ashes tests and is now being used for goal-line decisions ...