The Wikimedia Foundation suffered a security incident today after a self-propagating JavaScript worm began vandalizing pages and modifying user scripts across multiple wikis.

Learn how the DOM structures your page, how JavaScript can change it during rendering, and how to verify what Google actually sees.

Half of all websites fail basic keyboard navigation. Microsoft's new browser tool wants to change that — and it only takes one HTML attribute to do it. The post Microsoft’s new browser tool will make ...

See how anyone can build a working app or website in minutes — no coding skills required.

This year, there’s a new way to celebrate Easter in the Valley.

Planet or Plastic? is National Geographic’s multiyear effort to raise awareness about the global plastic trash crisis. Come to this page often to learn more, and find out what you can do to reduce ...