This DIY projector might be the easiest you ever build. By Sandra Gutierrez G. Updated Apr 5, 2024 3:46 PM EDT We may earn revenue from the products available on this page and participate in affiliate ...

Eclipses, like the solar eclipse coming up on April 8, are some of the sky's most spectacular shows. And there are multiple ways to view them safely. You don't necessarily need special glasses or ...

Researchers have used the centuries-old idea of pinhole imaging to create a high-performance mid-infrared imaging system without lenses. The new camera can capture extremely clear pictures over a ...

You can’t do this kind of time lapse on your iPhone. A University of Arizona professor is hoping to capture the changes of a Tucson landscape over the next thousand years, setting up a primitive ...

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 ...