player-powered football field

A player-powered football field? Better believe it!

It seems apt for a hi-tech football (soccer) field to make its debut in the heart of Rio, Brazil. But this is not your ordinary, run-of-the-mill, highfalutin affair. Rather the technology goes beyond the scope of opulence, to cater to the ambit of practicality. As as result, we have the world's very first 'human powered'…