Humidity sensors are essential to regulating many indoor and industrial environments. Fang Liu, Jin Hon, and colleagues develop a humidity sensor using graphene oxide quantum dots (GOQDs ...

They're almost always made of metal, and even with spinners and floaters, you're restricted to one design at a time. Wheel ...

Whether you're a student, hobbyist, or robotics enthusiast, this maze-solving robot project will help you understand the ...

Building an Arduino speed detector using IR technology to measure the speed of a moving object is much more cost-effective, ...

Executive Editor David Carnoy has been a leading member of CNET's Reviews team since 2000. He covers the gamut of gadgets and is a notable reviewer of mobile accessories and portable audio ...

A GPS smartwatch that helps beginners gamify their fitness with car-like data and takes elite athletes to new levels.

Insurance isn’t the most exciting facet of car ownership, but it’s one of the most important. Your policy is designed to protect you from financial calamity in the event of a collision or ...

Reviewers have tested some of the products below and may have received some products from the manufacturers for free. All opinions are the reviewers’ own. These full-spectrum gummies are ...

A step-by-step guide for what to do if your car is damaged by a crash, flood, fire, storm, or other disasterBy Benjamin PrestonOver the past few years, widespread flooding, wildfires, and ...

The F-22 will receive an embedded set of TacIRST sensors as part of the Infrared Defensive System to enhance aircraft survivability and lethality. Lockheed Martin announced on Jan. 22, 2025 ...