Laser diodes are semiconductors that generate light and amplify it using repeated reflection or "optical feedback." Once the ...

Our expert, award-winning staff selects the products we cover and rigorously researches and tests our top picks. If you buy through our links, we may get a commission. Executive Editor David ...

Here’s how it works. The best iPhone lenses can quickly boost the quality of your smartphone photos and videos. Both the new iPhone 16 Pro models feature 5x telephoto lenses, while older iPhone ...

Join me as I pick the best lenses for astrophotography fans shooting a starry night sky, to suit a range of cameras and budgets. I think that the best lenses for astrophotography are vital for getting ...

We’ve always been big fans of Sony’s top-flight G Master lenses. They’re big and beautiful, but expensive, designed to suit the best Sony cameras for professionals. These lenses aim for the ultimate ...

You can enjoy the latest lenses with clinically perfect optics, or seek out older lenses and optical formulas for images with character. Leica Summaron-M 28mm f/5.6 4.0 ...

Want to preserve the planetary parade or capture the Lynx constellation? The best lenses for astrophotography can help you take beautiful, breathtaking images of the night sky. If you're stepping ...

So, it can be hard to imagine that a compelling open-world game can keep players engaged even if it boasts 2D visuals. Plenty of video games let you play the role of a Samurai, but not many let ...

Researchers in the United States have smashed two records within the realm of armor material, or material designed to protect people from projectiles. By creating the first-ever two-dimensional ...

The app is rolling out a major change that swaps its signature square grid for a new rectangular layout — much to the frustration of some users who've spent years curating perfectly aligned profiles.

Instagram’s chief says the changes reflect the domination of vertical content on the platform, and that highlighted stories should be coming to the grid in the future. Instagram is also building ...