Let’s say you want to blink an LED. You might grab an Arduino and run the Blink sketch, or you might lace up a few components to a 555. But you needn’t go so fancy! [The Design Graveyard] explains how ...

In this captivating video, discover how to create a free energy solar cell using LEDs and transistors. We guide you step by step through the process, explaining how these components can be cleverly ...

If you had an array of high power addressable LEDs, how would you project them onto a wall? Perhaps you’d use a Fresnel lens, or maybe an individual lens on the top of each. [Joo] faced this ...

Could a single memristor replace both the driving transistor and storage capacitor in micro-LEDs? Prof. Tae-Geun Kim and team ...

A ray of light may be key to fighting cancer. Researchers with the University of Texas and University of Porto in Portugal ...

Quantum materials just made light do the "impossible", unlocking hidden terahertz waves that could transform future technology.

To say the at-home beauty tech market is growing would be an understatement. With convenience and cost acting as key motivators, consumers are looking to replicate the in-clinic experience from the ...

Highly anticipated: Scientists at the University of Arizona have demonstrated a method to capture and manipulate quantum uncertainty in real time using rapid pulses of light, marking what they ...

NTT’s research division has developed what it claims to be the world’s first programmable nonlinear photonic waveguide capable of switching between multiple nonlinear-optical functions on a single ...

Smart LED light bulbs are one of the easiest ways to get into the IoT space. These smart lighting solutions let you control your home’s illumination from your phone and other connected devices, and in ...