Google has clarified in its image search help documentation that images are only extracted from the src attribute of img tags in Google Search. This is not new, but Google decided to update its ...

Google's John Mueller clarified in yesterday's webmaster hangout video that while Google does look and read the alternative image attribute (alt tag) for use on web search, it plays a small role there ...

Alt text is an HTML image attribute. It allows you to create an alternative text version of your image if it cannot load or has an accessibility issue. Because of its importance to Google Image Search ...