So what is the site about? Phun is a free, downloadable physics-simulation programme that bills itself as a “2D physics sandbox”. The programme’s limitless virtual space allows users...
Siân Harris talks to Barry MacKichan the founder of MacKichan Software about why the company is bringing XML-based processing to its traditional LaTeX-based soft...
Wolfram Alpha helps you stop electrons, but comes up short on quantum physics
Online networking tools are pervasive, but why have scientists been so slow to adopt many of them? Michael Nielsen explains how we can build a better culture of online collaboration
Writing about physics for the public involves more than just translating complex scientific ideas into simple language, says Robert P Crease
How to electrocute a hot dog...and more
Letters becomes Feedback and now includes comments made to our online stories
Michael Nielsen looks at science publishing
Blogs, wikis and social tagging
The pros and cons of free-to-read papers