A lot of great links shared in these comments... I'd like to mention a very interesting article on the near-disaster of Apollo 13: "Apollo 13, We Have a Solutio

A lot of great links shared in these comments... I'd like to mention a very interesting article on the near-disaster of Apollo 13: "Apollo 13, We Have a Solution" - http://spectrum.ieee.org/aerospace/space-flight/apollo-13-we-have-a-solution http://spectrum.ieee.org/aerospace/space-flight/apollo-13-we...