This all-purpose presence sensor is a master at monitoring indoor activity and linking it to smart home features you already ...

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

Light can be sculpted into countless shapes. Yet building optical devices that can simultaneously manipulate many different ...

If you build engines, tune cars, or even just like mashing your foot on the throttle with conviction, you’ve probably heard ...

Controlling light at dimensions thousands of times smaller than the thickness of a human hair is one of the pillars of modern ...

To make the iPhone as capable as it is, Apple equipped it with several sensors. One of these is the LiDAR scanner. LiDAR — short for Light Detection and Ranging — is a sensor that essentially measures ...

A new artificial skin unveiled at CES 2026 could give robots human-like sensitivity, helping machines better understand ...

The Schmidts' philanthropic research organization will build a 3-meter space telescope and fund three ground-based facilities.

Artificial intelligence is consuming enormous amounts of energy, but researchers at the University of Florida have built a chip that could change everything by using light instead of electricity for a ...

CNET’s expert staff reviews and rates dozens of new products and services each month, building on more than a quarter century of expertise. Air quality infamously drops as the days grow cold and we ...