Aatish Bhatia, a recent physics PhD, describes the forces involved to do a skateboard Ollie. It’s all about managing your center of gravity and applying variable amounts of torque to steer the board in the air. Yeah. It probably won’t help you skate any better, but it’ll help you appreciate the tricks a little more. [via kottke]
A Day in the Life of Americans
I wanted to see how daily patterns emerge at the individual level and how a person’s entire day plays out. So I simulated 1,000 of them.
How You Will Die
So far we’ve seen when you will die and how other people tend to die. Now let’s put the two together to see how and when you will die, given your sex, race, and age.
Years You Have Left to Live, Probably
The individual data points of life are much less predictable than the average. Here’s a simulation that shows you how much time is left on the clock.