If you’re going to waste time, why not do it learning interesting things from an awesome physics blog?
**UPDATE**
On second thought, why not waste time with old fashioned ridiculousness: http://www.meatcards.com/
If you’re going to waste time, why not do it learning interesting things from an awesome physics blog?
**UPDATE**
On second thought, why not waste time with old fashioned ridiculousness: http://www.meatcards.com/