The popular photo sharing site Instagram, which was bought by Facebook earlier this year, is changing its privacy policy to allow it to sell on to advertisers any photo uploaded by its users.
Have we discovered a new type of cloud? Sky watcher Gavin Pretor-Pinney, tells Channel 4 News that we have and it is all thanks to modern technology and the internet.
The photographer behind the Libyan guitar hero image tells Channel 4 News the story behind the shot.
The conflict in Libya has created some extraordinary images, none more bizarre than this scene of a guitarist playing alongside fighters as bullets fly. But what song could he possibly be playing?