This build-it-yourself pinhole camera for Instax instant film is fun to build and can, with a bit of luck, deliver some nice prints. It would make a great gift for photographers. I’ve been reviewing ...

A solar eclipse is a rare and spectacular celestial event. It happens when the Sun, Moon, and Earth align so that the Moon passes between the Sun and our home planet, blocking some or all of the Sun's ...

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 ...