Making a Dirt Dog, Vol. 5: My Bike Draws Blood http://ifttt.com/images/no_image_card.png

How is it possible to rip open your knee without moving, or even getting off your bike? Two words: Track stand. It's a helpful trick for learning bike control, but best not attempted by a klutz.



via Wired Top Stories http://feeds.wired.com/~r/wired/index/~3/2Ht_-Um509I/