One small step for man, one giant leap for mankind. If you’ve ever wanted to walk a mile in Neil Armstrong’s shoes, this is the closest you can get to the real thing. On the grounds outside Purdue’s Neil Armstrong Hall of Engineering, several concrete boot prints are publicly available for you to follow an astronaut’s steps on the moon. Neil Armstrong received a BS in Aeronautical Engineering from Purdue in 1955, and was awarded an honorary doctorate in 1970. So, it’s only fitting that the university’s engineering school is…