An overwhelming majority of handheld devices these days have ambient light sensors built into them. A large percentage of TVs and monitors do, too, and that proportion is growing. The sensors allow ...

You don't need a sophisticated system to smarten up your home. There are many options requiring only a single smart sensor ...

Near-infrared spectroscopy, or fNIRS, offers a way to monitor brain activity without surgery or radiation by tracking changes in blood flow and oxygenation. Light sources placed on the scalp send near ...

I have exclusively used Samsung smartphones over the years, which also means I now have a drawer full of 'Galaxies.' Instead of letting them collect dust, I decided to use them as smart home sensors ...

Amanda Blum is a freelancer who writes about smart home technology, gardening, and food preservation. Previously, Amanda has worked as a technology strategist specializing in problem solving and ...