(ATR/Pansonic:Lumix)(ATR) A new scoring system in use at the World Taekwondo Federation is being met with near universal praise. With the new system, fighters wear special electronic socks that ...

[Dan] took a $13 electronic dartboard and made it work with an Android device. The idea behind it is that these cheap electronic models feature a very sparse display. At this price that doesn’t ...

The tether, or body cord, connects fencers to an electronic scoring system that ensures fairness ... The weapon, when making contact with the opponent’s target area, completes the circuit ...