This easy-to-build walking reindeer can be constructed with only a bow motor, battery, wires, and a few other parts.

Is someone on your list hard to shop for? We've got a ton of great options for just about anyone. And grab a little something for yourself.

Helium leaks are hard to detect. Helium is odorless, colorless, tasteless, and does not react with other chemical substances. Not only can we not see or smell it, but traditional gas sensors have ...

Researchers at Nanjing University have developed a novel helium-detecting device, drawing inspiration from the traditional Japanese bamboo weaving technique, "Kagome-biki." Their findings were ...

Is a human micro-motion sensor that can detect and recognize moving, standing, and stationary human body. The code in this library is based heavily off this LD2410, Waveshare and RD-03 documentations.

Optical sensors are a broad class of device for detecting light intensity. This can be just a simple component for notifying when ambient light levels rise above or fall below a prescribed level, or a ...

While fluorophore-biomacromolecule systems are relatively well known, afterglow luminophore-biomacromolecule conjugates/complexes are rarely studied. Here, the authors report the development of a ...

Abstract: The massive quantity of electricity gets used in lights through roadways in India. Still, roadways remain empty for nearly all of the day after at night, with a handful of cars passing ...