Discover how to build a simple wireless power transfer system at home using readily available components like enameled copper wire, an LED, a 2N2222A transistor, and a 9V battery. This step-by-step ...

We all carry supercomputers in our pockets and use dozens of electric gizmos every day but rarely stop to marvel at the magical act of flicking a switch. Use your ordinary conducting and extraordinary ...

The road to creating a blue LED was long and rough, but in 1993, it burst onto the scene. Learn about the struggles and ...

Discover how to build a simple DIY Stirling engine powered by heat from candles using an empty spray can and pen components.

Photonic quantum processors, devices that can process information leveraging quantum mechanical effects and particles of light (photons), have shown promise for numerous applications, ranging from ...

A year ago, I’ve design reviewed an MCU module for CAN hacking, called TinySparrow. Modules are plenty cool, and even more so when they’re intended for remaking car ECUs. For a while ...

The set includes a wire thread, a crimp and cutting tool, and clasps. Tether decor to a front gate, small tree, or porch ...

Researchers have built a fully implantable device that sends light-based messages directly to the brain. Mice learned to ...

Genetic circuit engineering is the synthesis of unnatural DNA segments encoding protein or RNA molecules that control each other’s levels. Genetic circuit engineering is the bottom-up, local approach ...

LED bulbs come with big promises: Save lots of money on energy bills, get more customization over lighting and your lights will last for years without needing to be replaced. Fortunately, most of ...