Overheard at the gym

i-dde1c8caa6e13d5c182a0bdb6a1739a1-the_wave.jpgCheck it out.

I saw you working out on that new machine," the personal trainer, folding towels at the counter by the locker room, was saying to some guy he knew. You see more trainers folding towels these days, what with the economy and all.

"The new machine?" was the reply.

"Yea. The wave."

"The wave?! Oh, you mean the thing next to the Stair Master. The Hockey Machine."

"... Ah, right.... the 'Hockey Machine ..."

The wave is a low impact aerobic machine that simulates shushing, like with skate-skiing. Apparently the guys like to call it the "Hockey Machine." Which it isn't It's "The Wave". It's got a sign on it that says "The Wave" and everything.

Hockey machine indeed.

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Fundamentaly biology is about information. An evolving entity must be able to copy itself - it needs the information on how to make a copying machine and it needs to copy this information to its progenitors. Already you can see how this works.
As long as I'm doing all of these basics posts, I thought it would be worth explaining just what a Turing machine is. I frequently talk about things
"The miracle of the appropriateness of the language of mathematics for the formulation of the laws of physics is a wonderful gift which we neither understand nor deserve." - E. P. Wigner

If jocks use it to get into shape for playing hockey, then it's a hockey machine. It's not like they do much surfing in your neck of the woods.

Or the "My lower back is killing me I can hardly walk" machine.