and the Italian Space Agency (ASI) have signed a payload services agreement to transport a Laser Retroreflector Array (LaRA2) to enable accurate position measurements on the Moon via laser ranging ...

With 16 types of photoreceptors (compared to humans' piddly four – rods and red, green, and blue cones), mantis shrimp can see all the colors, including parts of the ultraviolet and infrared ...

LED (light-emitting diode) therapy is a type of treatment that uses lights of different wavelengths to treat a variety of skin conditions, such as acne, scar tissue, and the effects of aging. Most ...

It’s a December to remember for Prime Video. Per the streamer, the Dwayne Johnson and Chris Evans Christmas flick “Red One” attracted a record-breaking 50 million worldwide viewers in its ...

Abstract: High altitude platform (HAP)-assisted satellite-terrestrial laser communication has become a growing trend. Due to the low power consumption, high sensitivity, and miniaturization ...

It has laser and light-emitting diodes. It is affordable, and the company is very responsive,” says Dr. Lal. Here’s another option for an unassuming yet efficacious red light hat. This one ...

A well-balanced blend of creamy neutrals and natural textures creates a soothing backdrop for the scheme, while a medley of deep, warm hues—ranging from bright orange to rusty red—adds depth ...

Graduate Institute of Photonics and Optoelectronics, National Taiwan University, No. 1, Sec. 4, Rd. Roosevelt, Taipei 10639, Taiwan Department of Electrical ...

Everyone knows that lasers are basically magic, and if you strap a diode laser or two to a lawn mower, it should slice through those pesky blades of grass with zero effort. Cue [Allen Pan]’s ...

Abstract: We demonstrate a narrow linewidth 1064 nm DFB laser diode by employing a piece of Rayleigh scattering enhanced fiber to provide distributed feedback. Introducing local defects in the high ...