Saturday, March 12, 2011

The Reverse Physics of Traffic

Everyone who ever learned basic physics at school knows that matter flows from high density to lower density, until an equilibrium is achieved (and in simpler words: a balance of densities on both sides). However, it seems like there are some phenomena in the world that ignore that rule. Road traffic, for example.

When the road is clear, you never see this happen. But when traffic is congested, you can see that cars go from a low density to very high density, and get stuck there. Reverse physics.

Luckily, cars follow all other laws of physics, so we can drive safely. Once they start violating those laws, we'll have a serious problem.

And now, a little reminder: the discount of Pass Your Driving Test for the blog's third anniversary is still in effect. Just type BLOGTHIRDYEAR in the coupon code box, and you'll get the discount.

Have a great weekend!
Nadav

nadavs

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