Air Titan

How Tracks Take and Lose Rubber

The two words we heard most frequently last week in Pocono (after “still raining”) were “green racetrack”. Rain doesn’t just delay racing. When the race is finally run after a rain delay, it’s run on a different racetrack. To get the details of how a racetrack changes from “rubbered up” […]

NASCAR and Electric Cars: A Response to Bill Nye

Bill Nye is getting a lot of press lately by suggesting NASCAR ought to be racing electric cars.  I was rather disappointed with the reaction from NASCAR fans, as many dismissed the suggestion offhand, or offered ad hominem attacks on Nye. Firing off Twitter insults only reinforces the stereotype of NASCAR fans as […]

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NASCAR and Energy Efficiency

It never fails. When I give a talk about The Science of Speed at a University science department (as opposed to a talk for the public), someone will ask “How can you advocate for NASCAR? They’re the biggest waste of gasoline.”

Or something similar.

I’m going to look at this in two ways. People often confuse how much energy is used with how efficiently energy is used. One way to cut back on energy usage is to use less energy, but it’s also possible to use less energy by using the energy more efficiently.

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