Mozilla has launched a bunch of new built-in developer tools for Firefox, and the new tools are designed to let developers change the look and feel of websites in real time. These tools are aimed at ...

Mozilla has released version 10 of the Firefox Web browser. The update includes improved development tools and a new API for displaying page elements in fullscreen mode.

Like any other browser, whenever you play video in full-screen mode or run something that takes up the whole screen, Firefox warns about it. The message is displayed for a few seconds before it ...