When Google updated their Webmaster Guidelines yesterday, one of the changed was changes was around valid HTML. Before it read, "Check for broken links and correct HTML." and now it reads "Ensure that ...

Add Popular Science (opens in a new tab) More information Adding us as a Preferred Source in Google by using this link indicates that you would like to see more of our content in Google News results.

Starting and running a business—especially in this day and age when having an online presence is important—is no small feat. It’s no longer simply about coming up with and executing a killer business ...

Google's John Mueller said that semantic HTML is not a quality signal used in Google Search for ranking purposes. An SEO said "Proper HTML semantics and tag hierarchy must be a quality signal." John ...