Google's Instant Previews are beginning to show up in Safari for Apple devices including the iPhone, iPad, and iPod Touch, 9 to 5 Mac reports. Google has yet to make an official announcement.
Google launched Instant Previews in November. The feature lets you preview a website by clicking on a small magnifying glass before navigating to the site.
With Instant Previews in iOS Safari, you can swipe through previews for search queries, similarly to how you switch tabs in Safari. Here's a pic from the Mac 9 to 5 site: