The YouTube channel Minute Physics updates often with short videos that explain the various complex mechanisms that make our world work the ways it does in simple terms, and this video is no different. While it's not under a minute, this short tutorial walks through the absolute basics of rocket science, such as finding out how much fuel one would need, and how quickly it would need to be expelled from the rocket, to get airbourne.
[video:http://www.youtube.com/watch?v=XwaGW-x7hS0 width:640 height:390]
