The Challenge has been pulled down until sometime in 2015, feel free to check out the videos and make comments to help us improve our Channel!

***ANNOUNCEMENT 5/14/2013***
There have been many questions raised about our current understanding of Physics, listed below is a very useful forum full of people very knowledgeable about this topic, and is a good place to learn more about science than what can be found in our comment sections. I have used it extensively and find it a valuable resource!

www.physicsforums.com/