To help you find the right light for your needs, we headed outside to test some of the most popular flashlights and lanterns from brands like Fenix, Streamlight, and Olight. We analyzed a variety ...

【Illuminated Mil-Dot Reticle & Red Laser】Red/Green reticle tactical ... scopes with multi-coated green lens boast an amazing 95% light transmittance,much clearer than that with blue lens ...

Lasers are known for the monochromatic nature of their light, so much so that you might never have thought there could be such a thing as a white laser. But in the weird world of physics ...

Gould bought a cheap notebook and started writing down “Some rough calculations on the feasibility of a LASER: Light Amplification by Stimulated Emission of Radiation.” The key to creating a ...

The knowledge of matter also helps explain the interaction between light and charged particles, pushing electromagnetism knowledge to a new level. New possibilities for stronger and longer-lasting ...

Glenda Taylor, Product Reviews tester and writer Accuracy is key when working on projects around the home, so for the tool lover on your list, this self-leveling laser level by Bosch is one of the ...

Two-photon laser direct writing lithography or TPL is a cutting-edge technique used for creating nanoscale structures. It works by leveraging specific materials known as photoresists, which change ...

Intense Pulsed Light, or IPL, is a new and exciting way to improve and rejuvenate the skin. Unlike a laser, which emits one specific wavelength of light, IPL emits a broad spectrum of light with each ...

Whether you're looking for a stocking stuffer or a gift to slip under the tree, our top tool picks will help you shop for the ...

The Attosecond Science group at the Center for Free-Electron Laser Science has developed a novel light source capable of producing extremely short pulses for the investigation of UV-induced ...