Passing Out In A Centrifuge

Humans were not designed for acceleration, jerk, and G-forces, yet we travel at speeds that force us to endure those things. How do you keep breathing? How do you keep blood flowing to where you need it? It takes training, and still doesn't always work. Tom Scott visits the Royal Air Force training centrifuge in Farnbrough, UK, so that you don't have to. (via Digg)