Prototype video camera requires no power
Columbia University researchers led by Shree K. Nayar have developed the first video camera to be fully self-powered – its…
Eye reflections can identify criminals
A new study published in PLOS ONE shows that the high resolution images produced by modern digital cameras can be…
Cheap-and-cheerful pinhead camera doesn’t need lens
A Cornell-developed camera that fits on the head of a pin, contains no lenses or moving parts and costs pennies…