Cross: Spin is governed by the tangential coefficient of restitution, typically about 0.2 for a tennis ball on tennis strings. The maximum possible value is 1.0 and that could double the spin.

Professional tennis players call it “the Luxilon shot,” and, apparently, you can hear it coming. The ball crosses the net hissing and spitting like some enraged tropical insect. Its most ...

Best tennis ball machines for uninterrupted solo practice: Top picks for 2025 - Enjoy the luxury of tailored, electronic tennis practice without the need for a partner ...

Tennibot co-founder Haitham Eletrabi came on Found to talk about how the company's robots use AI and computer vision to pick up tennis balls.