I am a macro photographer who takes photographs mainly using a flash to illuminate my subject. In this line of photography as with most the quality of your light is key to the quality of your ...

The interplay between light and hand-held device screens has driven research into light-diffusing materials that obviate such undesired aspects as image blur. As the field continues to expand, the ...

If you enjoyed this article, I’d like to ask for your support. Scientific American has served as an advocate for science and industry for 180 years, and right now may be the most critical moment in ...