What is Facebook Instant Articles?
Instant Articles is a Facebook feature which allows you to load your content 10 times faster by using a customized mobile format. It is based on the same technology used in Facebook apps for mobile devices.
Instant Articles load up to 10 times faster than a normal web page. This incredible boost in speed provides a better user experience for mobile users.
Many popular media sites like BuzzFeed, TechCrunch, Mashable, and countless others are using it on their websites. You can easily spot instant articles in your Facebook feed by the lightning bolt icon.
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Source: Web beginner