Caltech scientists have found a fast and efficient way to add up large numbers of Feynman diagrams, the simple drawings physicists use to represent particle interactions. The new method has already ...

Learn about elements, compounds and mixtures in this KS3 Chemistry guide from BBC Bitesize. ... This particle diagram shows a mixture made up of water and carbon dioxide.

I've been covering chemistry software in my last few articles, so this time, I decided to move to physics and introduce a package called JaxoDraw. In physics, there's a powerful technique for ...