What, exactly, would it take to do this? From the Moore tornado. Note the tip isn't even blunted, although I imagine some of the surrounding wood was abraded by the concrete. I could be wrong but I ...

In my previous post on the Black Arrow from The Hobbit, I looked at the speed of some real arrows shot in my backyard. Oh, in case you didn't read that post, the arrow shot in the movie version of ...

Kinetic energy has to do with the motion of an object—the faster it’s moving, the more kinetic energy it has. If you take a ...

Energy is conserved. It cannot be created or destroyed. Energy can be transferred between stores. The total energy has the same value before and after any changes. A diving platform is 10 m above the ...

Two young men are at a nightclub in Rotterdam, the Netherlands. Surrounded by fluorescent lights and party goers, they are deep in conversation on the middle of the dance floor. But the pair aren’t ...