Spectrum Slit a light sculpture visualizes RF activity with an SDR receiver and sixty?four filament LEDs, helping you see ...

Localized entirely within your living room.

He’s referring to the electromagnetic radiation given off by our electronic devices, and in particular, the portion of the ...

When it comes to electromagnetic waves, humans can really only directly perceive a very small part of the overall spectrum, which we call “visible light.” [rootkid] recently built an ...

If you wanted to build a robot that chased light, you might start thinking about Raspberry Pis, cameras, and off-the-shelf computer vision systems. However, it needn’t be so complex. [Ed] of ...

We independently review everything we recommend. When you buy through our links, we may earn a commission. Learn more› By Mari Uyehara and Samantha Schoech The thrill of seeing one’s name emblazoned ...