SCIENCE OF SPEED: TURNING

submitted by: nsf

Anyone can go fast straight: The challenge is turning. It takes more than ten thousand pounds of force to get a racecar around Turn 3 at Texas Motor Speedway at 180 mph. All that force comes from four tiny patches of rubber--the only thing keeping the car on the track and out of the wall.

SCIENCE OF SPEED: DRAG & DRAFTING

submitted by: nsf

Engine power is constrained at superspeedways like Daytona and Talladega, so teams use aerodynamics to gain an advantage. Teams adjust their cars to minimize drag, but then it's up to the drivers to find 'the draft' and to trust the drivers behind them to literally "bump" them into Victory Lane.

Strange Science: Stealth Technology

submitted by: scivee-team

An explanation of the creation and implementation of Radar (radio detection and ranging) and Stealth technology in aircraft and the implications this has for modern warfare.The strange science of stealth technology