You find a lot of great stuff when browsing through arXiv, the repository of scientific research run by Cornell University, including very elaborate solutions to problems you didn't necessarily know ...

Here is one way to know that your department produced a physics major - a real physics major. A recent graduate sent me two python programs. The first one calculates the value of of Pi to however far ...

Books are outstanding; they are your best friends and the best way to pass the time. However, with books, one always needs a bookmark. While in the markets, you can find various unique bookmarks, but ...