The new Philips Hue Bridge Pro can make your existing Hue lights motion-aware. It works, but not quite how I thought it would ...

The Meross MS600 Smart Presence Sensor uses mmWave radar and PIR tech for precise motion and presence detection ...

A 3D printing enthusiast has made a cute, functional lo-fi digital camera using an optical sensor salvaged from a discarded ...

An artificial vision sensor inspired by the human pupil adapts automatically to light, maintaining clear perception from darkness to glare and sharply improving recognition accuracy in machine ...

We stock many low cost "Passive IR" Presence / Motion sensors, and they're very popular for detecting motion from humanoids and pets 5 to 20 feet away. (They possibly work on zombies, not guaranteed, ...

The best home security systems are user-friendly, affordable and customizable to your needs. Some or all of the mortgage lenders featured on our site are advertising partners of NerdWallet, but this ...

Physics is the search for and application of rules that can help us understand and predict the world around us. Central to physics are ideas such as energy, mass, particles and waves. Physics attempts ...

When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. There are so many things to consider when buying a telescope, especially when it is your first.

Looking for an alarm system to make you feel more secure? We've tested all the best professional and DIY home security systems to help you decide which is right to protect your family and property.

CNET staff -- not advertisers, partners or business interests -- determine how we review products and services. If you buy through our links, we may earn a commission. Video doorbells are much more ...

CNET staff -- not advertisers, partners or business interests -- determine how we review products and services. If you buy through our links, we may earn a commission. There's nothing worse than ...

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