JavaScript is a text-based programming language that's commonly used to make webpages more dynamic and interactive for visitors.

JavaScript is the second-largest contributor to page weight, behind images, which means it can play a major role in slowing down the speed of your mobile site. Here's how you can reduce your reliance ...

Google has updated their mobile-friendly testing tools and their rich results testing tool to work with sites built in JavaScript. Those tools can now both now shows the screenshots for JS based sites ...