Some of the coolest features in Facebook Messenger exist buried under the surface. You have to really look for them. For instance, did you know that it comes with baked-in support for mathematical ...

I'm looking for some good freeware so I can write math equations and the like. Something simple that I can use immediately -- don't have much time to learn LaTex right now. (So far I've found ...

LaTeX or Word? For physicists and mathematicians, the choice is obvious. But for scientists in other fields the merits of LaTeX have largely gone unnoticed. The open-source software system — used to ...