Whipping his racquet through the air like a cesta in jai alai, Rafael Nadal produces such tremendous topspin that the ball sometimes seems to catapult off the court, creating a shot as challenging to ...

Watch any match at this year's Australian Open and you'll see balls curving in the air or bouncing higher or lower than ...

If you've ever watched a batter get beaten by a ball that curved, jagged or dipped at the last moment, you've seen one of cricket's great mysteries. Whether it's a Mitchell Starc inswinger, a Josh ...

BBC Sport's Ask Me Anything team explains pitch ratings after the Melbourne Ashes pitch was rated 'unsatisfactory' by ICC.

C60 molecules have an intriguing ball-shaped structure that suggests several interesting possibilities for motion on surfaces. Indeed, researchers have found that the passage of electrons through a ...

Bowling is the heartbeat of cricket—where skill, strategy, and technique come together. Produce pace that overwhelms batsmen, astute seam action that tears defenses apart, or cunning spin that ...