Facial recognition is becoming more common. So, how does the technology work? And where else is it being used?

The upcoming iPhone 8 might ditch the fingerprint scanner in favour of facial-recognition technology. It sounds futuristic, but it could be a massive pain to use ... out of its camera's line ...

It is so prevalent, in fact, that by 2024 it is predicted that 90% of smartphones will use biometric facial recognition hardware ... accountability at the centre of what we do. Tony Porter, former ...