Using high-speed video analysis on balls fired from a ball machine at about 51 mph, the study concluded that “outgoing spin” from the selected group of polyester string was “25% greater ...

If you tie a string to an ... Extension: Try using a paper cup of water on the plate instead of the ball of clay. What happens? Want to experiment more with spinning objects?

In many ball sports like golf, football and tennis, controlling the ball’s spin is an important skill ... [Luis] decided to 3D-print the outer shell using flexible filament in order to create ...

As he slid and smiled his way through Roland Garros, Kuerten had a new weapon inside his Head frame: a purple string called Luxilon ... This was a heavily-spinning ball that arced upward and ...

If there’s anyone who knows how to make a golf ball dance on the green, it’s Lee Trevino. The “Merry Mex” was the premier ball striker of his day and could pull the string on just about ...

Forbes contributors publish independent expert analyses and insights. I write about physics, science, academia, and pop culture. Late last summer, I did a post about backspin on basketball shots ...

If there's anyone who knows how to make a golf ball dance on the green, it's Lee Trevino. The "Merry Mex" was the premier ball striker of his day and could pull the string on just about any ...