https://thevirtuosi.blogspot.com/2011/09/physics-challenge-ii-marty-mcphysics.html
The Virtuosi: Physics Challenge II: Marty McPhysics
Doc Brown didn't have a time-travel backup plan. In light of the incredible success of our last Physics Challenge Problem (we received...
physics challengevirtuosiiimarty
https://thevirtuosi.blogspot.com/2011/10/physics-challenge-update.html
The Virtuosi: Physics Challenge Update
Marty McFly realizes he is running out of time to submit his solution Did you know that our Physics Challenge problem contest thingy is...
physics challengevirtuosiupdate