Link of the day: Estimating the Airspeed Velocity of an Unladen Swallow

"After spending some time last month trying to develop alternate graphic presentations for kinematic ratios in winged flight, I decided to try to answer one of the timeless questions of science: just what is the airspeed velocity of an unladen swallow?" Inspired by Monty Python, eh, Jonathan Corum? Read the article to see for yourself!