iBall: Serving an ace that lights up the court. Tennis-lovers Nicolas Begasse de Dhaem and Julian Salama didn’t want to stop rallying. When nighttime got in their way, they created the iBall, a new type of tennis ball that provides visibility in low light. Covered in an electrically charged material with a battery-powered device inside, this groundbreaking ball will allow tennis enthusiasts to play well into the evening.



