
In the knock-out rounds of the World Cup, a draw is out of the question. A tie-game will go to extra time, in which all time is played; no “golden goal” can suddenly end the game. And if no one breaks the tie in extra time, the teams face the dreaded penalty shootout.
If you’ve ever rooted for a team whose strikers must stare down the opponent’s goalie - or vice versa - you know how nerve-wracking penalty shootouts can be. The entire match - and in this case, the team’s entire chance at continuing in the Cup - comes down to a few tense moments between keeper and taker.
They stare one another down. Their brains and bodies must be taut and alert, and yet still able to make subtle movements to trick one another and to obscure direction. And since a goal can make a net billow in a split second, most goalies will begin to move before the striker’s foot comes in contact with the ball.
While a goalkeeper and a striker both have pretty much a 50-50 chance of choosing the right direction to block or make a shot, there is much technique, form, and expertise that goes into both players actions and decisions.
Now researchers at Rensselaer Polytechnic Institute have employed motion capture technology, like that used in computer animation, to record the whole amazingly minute process.
[Read more →]