I purchased one of each of these cheap sensors recently from aliexpress for testing purposes. Compared with the ubiquitous HC-SR04 (*), I liked the idea of having a combined emitter/receiver, i.e.

Budget-friendly robot vacuums are way smarter than they used to be. Even without all of the fancy features, the best cheap robot vacuum can absolutely shave some time off of your chore routine — if it ...

How fast does your heart beat? It’s a tough question to answer, because our heart rate changes all the time depending on what we’re doing and how our body is behaving. However, [Ludwin] noted that ...

is a senior editor and founding member of The Verge who covers gadgets, games, and toys. He spent 15 years editing the likes of CNET, Gizmodo, and Engadget. I know my way around a pair of joysticks — ...

Thermal printing is a non-impact printing method that uses heat to produce images or text on specially coated heat-sensitive paper, known as thermal paper. It prints by passing the thermal paper over ...

Questex’s Sensors Converge and Fierce Electronics announced Murata Electronics as the winner of the Best IoT & Connectivity Solution category at the 2025 Best of Sensors Awards ceremony during the ...

Should the eighth mission scheduled for August 21 occur as planned, it is believed that the X-37B spacecraft will spend more than a year in orbit. In May, the People’s Republic of China demonstrated a ...

Now that you have tackled Act 1 of The Alters, you and the Scientist are getting to know one another. He's a great alter to lean on, and you spend significantly more time talking to him than any of ...

You can't mount a cinema camera on a Formula One race car. These nimble vehicles are built to precise specs, and capturing racing footage from the driver’s point of view isn’t as simple as slapping a ...

More efficient, smaller, and lighter traction inverters for EVs can be created by integrating current sensors directly into SiC-based power modules. Silicon Austria Labs (SAL), a power semiconductor ...

Images, and the devices that capture them, are my focus. I've covered cameras at PCMag for the past 14 years, which has given me a front row seat for the changeover from DSLRs to mirrorless cameras, ...