The iPhone is a hugely powerful reference tool. Like having a portable library stuck in your pocket, you can find an answer to pretty much any question instantly. Sure it might not always be correct, but there is an armada of info buried at your fingertips. 

Be...

If you're sick and tired of Angry Birds and apps that make your photos look like you took them in the 1970s, then how about trying something a little more cultured? London's National Portrait Gallery recently introuduced its first app, courtesy of...

The latest mini-scandal to hit Wikipedia is that the National Portrait Gallery is beginning legal proceedings against the online encyclopaedia.

The gallery says 3000 images from its website have been uploaded unofficially to Wikipedia by...