You can scan a Snapchat code for your own profile or a friend's using the app's camera screen or your mobile device's camera roll. Before you scan a Snapcode, you will need to go to a profile and view ...

It sounds too good to be true, but two independent studies appear to show that tumours can be detected by scanning people with a hand-held device similar to the metal detectors used to frisk airline ...

T he IRIScan Book 7 ($169) is a hand-operated wand scanner that’s small enough to bring with you almost anywhere. You could ...