ShotSpotter is an auditory gunshot detection system that notifies police of gunfire within a minute. Here's how it works.

A research team affiliated with the Nano Optics Group within the Department of Physics at UNIST has announced the successful ...

Refraction close refractionProcess by which a wave changes speed and sometimes direction upon entering a denser or less dense medium, eg a light ray changes direction when refracted by a lens.

A team of researchers from the International Iberian Nanotechnology Laboratory (INL) has reshaped the future of ...

This process creates strongly correlated (that is, entangled) states of interacting photons 9, which form the basic building blocks of a quantum processor. The initial slow-light experiments were ...

Moderate physical activity may benefit your overall health and reduce fall risk if you’re over age 65. You can incorporate daily activities like walking and aerobics with strength training ...

More visibility in your home is always a bright idea. Whether you want more illumination on the stairs or under the sink, we found a pair of rechargeable, wireless, motion-censored LED lights that are ...

Choosing the best outdoor motion sensor flood lights will help you better secure the surrounding of your house, making you feel safer. In this article, we will show you how to make the best decision ...

<layer number="2" name="Route2" color="1" fill="3" visible="no" active="no"/> <layer number="3" name="Route3" color="4" fill="3" visible="no" active="no"/> <layer ...

First, identify the light sensor device path, try to run from a terminal find /sys/bus -name in_illuminance_raw. In some cases the device name can be significantly different, try to broaden the search ...

What are primary batteries? A primary battery is a simple and convenient power source for portable devices like lights, cameras, watches, toys, and radios. However, they cannot be recharged and ...