In winter, it’s important to ventilate living and working spaces regularly. Here’s how to make a homemade measuring station ...

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 ...

Abstract: In this paper, we propose a human gesture recognition algorithm using impulse radio ultra-wideband (IR-UWB) radar. The radar signal is transmitted into a three dimensional space, however, ...

Abstract: The underwater acoustic sensor network (UASN) is crucial for monitoring marine environments and detecting underwater targets. Reliable networking, especially routing technique, is essential ...

Infrared photography is a fascinating discipline. Rather than recording the colors we see with the naked eye, it captures light in the infrared spectrum, where bright skies become jet black, and ...