Its Visual Search features can help you read labels at your favorite Asian market or help you decipher a train map in rural France.

Most traditional camera lenses are hexagonal, with video camera lenses being more circular. You might have seen these blurred circular shapes in the background of super-close-up portrait shots.

Not getting the dreamy out-of-focus backgrounds you were hoping for from your dSLR's kit lens? Here's how to do it.

The Word Lens translation app is easy and free, for a limited time.

When a gravitational lens magnifies a background galaxy, why don’t we see the object doing the lensing, as we would if looking through an optical lens?

Kinda. What Big Lens does is post processing, blurring the background and making the subject pop out. It works like this: First, snap a photo (or open one from your photo library).

The free PBS Video App is now available to download for iOS and AppleTV, Android and Android TV, Roku, Amazon Fire TV, Samsung Smart TV, and Chromecast.

Big Lens is an app that allows users to add a simulated bokeh effect (a blurred-out background) to their iPhone photos.