You don't need fancy glasses or equipment to watch one of the sky's most awesome shows: a solar eclipse. With just a few simple supplies, you can make a pinhole camera that lets you watch a solar ...
Lenses – they're the heart of every photographer's toolkit, right? But what if you stripped them away completely? The art of capturing images without a lens has been enchanting photographers for ...
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 ...