Watch a great primer on the physics of skateboarding

Dianna Cowern, aka YouTube's Physics Girl, recruited skateboarding legend Rodney Mullen and a couple of friends with a high-speed camera for this look at the physics of skateboarding.

The channel has tons of other fun and informative videos, like blasting soda cans in half with electromagnets:

Why this skateboarding trick should be IMPOSSIBLE ft. Rodney Mullen (YouTube / Physics Girl)