Mathematical Proof the Eagle in the USPS Logo is FAST!
The logo for the United States Postal Service is a mean-looking eagle. But a true fluid dynamics geek might look at it and realize that eagle is moving so fast it’s causing a shock wave. But just how fast is it moving? [Andrew Higgins] asked and answered this question, posting …read more
Continue reading Mathematical Proof the Eagle in the USPS Logo is FAST!