One of the hardest 'skills' in photography is often staying motivated to keep shooting. Once you've learnt the fundamentals, how do you keep that spark of beginner enthusiasm? It can be easy to fall ...

A contact lens with microscopic line patterns tracks eye position with high precision using only a smartphone camera, ...

Researchers use laser light to form a tiny “optical pinhole” inside a nonlinear crystal, which also turns the infrared image into a visible image that a traditional silicon-based camera sensor can ...