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...

It's been announced that Apple's educational "iTunes U" has seen the Tate sign up to provide free content to the service.

The agreement will see iTunes U's 100,000-strong educational archive get interviews, short films and lectures from...