Archive for Month: October 2012
Degrees of Difference: How is Martinsville like Fontana?
I love getting questions from readers because I always worry that the geeky stuff I find interesting is only interesting to me. I love it even more when they not only give me a question, they also supply part of the answer! This one has to do with the degrees […]
NASCAR Concussions II: A Screening Test to Avoid Relying Entirely on the Driver
I was lucky enough to speak with Dr. Mark Lovell, an innovator in neurocognitive testing inbetween talks at a conference he was attending. Dr. Lovell came to my attention as the developer of the ImPACT (Immediate Post-Concussion Assessment Testing) test, which was one of the tools used to evaluate Dale Earnhardt, Jr.’s concussion.
Concussions – What Are They and Why Stop Racing?
We all know that concussions are caused by hits to the head, but what actually IS a concussion and why is one forcing Dale Earnhardt, Jr. to step out of the car and effectively take himself out of the running for a championship?
Eliminating Restrictor Plates?
Every return to a restrictor plate track brings suggestions about how we might eliminate the restrictor plate. Restrictor plates serve the very necessary function of limiting car speeds at Daytona and Talladega so that the cars stay on the ground. The negative is that they remove throttle response. One suggestion from some readers that I hadn’t heard of before suggested that NASCAR could just change the rear-end gearing parameters to shift the power curve and reduce horsepower that way. Will that work?