Think about how easily you recognize a friend in a dimly lit room. Your eyes capture light, while your brain filters out ...

Caltech scientists have developed a new way to produce optical frequency combs—important tools in devices that keep time and ...

I'm returning to an old project today to fix it since it got broken during my recent move. This toy I made for my dog is very fun project where an Arduino controls two servos so they can move a laser ...

There is a near-endless number of resources to find in Marathon, and knowing where the real value lies is a trick in and of itself. In this guide, I'll show you where to go to find the all-important ...

Moving photonic ICs into the same package as silicon helps improve performance, but lasers remain outside. A new monolithic laser array allows hundreds of colors, each individually software-tunable ...

KYOTO, Japan, Jan. 20, 2026 /PRNewswire/ -- Nuvoton Technology Corporation Japan (hereinafter "NTCJ") announced on January 20 the start of mass production of its high-power ultraviolet semiconductor ...

Ultraviolet-B (UV-B) semiconductor lasers are highly sought for medical, biotechnology, and precision manufacturing applications; however, previous UV-B laser diodes were limited to pulsed operation ...

A compact ultraviolet-B (UV-B) semiconductor laser diode emitting at 318 nm under continuous-wave operation at room-temperature. The device demonstrates stable UV-B lasing on a low-cost sapphire ...

Forward-looking: Columbia University researchers have developed a compact photonics chip capable of producing dozens of laser wavelengths from a single high-power source, a breakthrough that could ...

Wow, BMW laser headlights sound exciting. Maybe you could sync them to your radio and program a Pink Floyd Laser Spectacular or one of those Ronnie James Dio hologram shows! Ok, that's not how they ...

In this Arduino project, I show you how to build a simple servo laser tower controlled from a smartphone app called Blynk. This is ideal for making a toy for your cat or dog. #ArduinoProject #CatLaser ...