Social bonding or rampant narcissism? Academics argue over the cultural significance of 'usies'
New messaging service from the makers of Instagram is trying to muscle in on a crowded market
Another old photo causes outrage on social media – so how reliable are the #GazaUnderAttack images?
Ninja stars, bear spray and iPhone knives – just some of the oddities on the TSA's Instagram account
Instagram has strict rules on nudity – but not all social media sites are so puritanical
Tech community divided by Facebook's purchase of much-hyped virtual reality firm Oculus VR
New smartphone app uses FourSquare and Instagram to help people steer clear of unwanted interactions
The launch of the new 15-second video comes as Vine, the video feature Twitter bought last October, soars to reach 13m users
Zuckerberg describes it as "the soul of your phone" - but critics warn it's a threat to privacy