Apple, Garmin, Samsung, Google or Amazfit? I compared each one against a chest strap for heart rate accuracy and found a ...

The sensor continuously sends out infrared light and measures how much of that light is reflected. When a reflective object is within its set detection range, it returns a low signal. The Arduino ...

Abstract: Automobiles are one of the most useful and flexible ways to travel. But even though they are convenient and common, they are also very dangerous. Each year, collisions with other cars and ...

As Democrats grow more alarmed about the Trump administration’s aggressive immigration raids in American cities, some worry that calls to eliminate the agency will distract from efforts to rein it in.

Just about every “getting started with microcontrollers” kit, Arduino or otherwise, includes an ultrasonic distance sensor module. Given the power of microcontrollers these days, it was only a matter ...

The new CA18CB..IO and CA30CB..IO capacitive sensors with IO-Link communication offer exceptional sensing performance and simplified adjustments through their integrated LED bar, which displays on/off ...

The Plant Base is the go to B2B news platform for the plant-based food and beverage industry. Refreshment is your ultimate resource for staying informed and up-to-date on the water cooler, vending, ...

Huawei is expanding its smart home lineup with two new models: the Smart Door Lock 2 Pro and Ultra. The company has opened pre-orders for both, with prices starting at 3,199 yuan ($448). These ...

Nathan is a tech journalist from Canada who spends too much money on gadgets. You can find his work on Android Police, Digital Trends, iMore, Mobile Syrup and ZDNET. Nathan studied journalism at ...

I recently had to build an infrared close proximity sensor that could tell if something was dropped in a parcel delivery drop box. After some searching, I ended up using a microcontroller and a piece ...

The upcoming Pixel 9 phones are expected to ditch the old optical fingerprint scanner for an ultrasonic one that works in more situations. The upcoming Pixel 9 phones are expected to ditch the old ...