Light aircraft often use a heading indicator as a way to know where they’re going. Retired instrumentation engineer [Don Welch] recreated a heading indicator of his own, using cheap ...

An Arduino library for the Hi-Link HLK-LD2450 24Ghz FMCW radar sensor. This sensor is a Frequency Modulated Continuous Wave radar, which makes it good for presence detection and has some interesting ...

Designed by Nova Radio Labs in the US, the Novaduino Environmental Sensor Kit is an Arduino-programmable air quality and weather monitoring solution built around the company’s own Novaduino Display ...

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 ...

Qualcomm has announced the acquisition of Italian open-source hardware and software company Arduino, assuring that Arduino's brand mission and community spirit will remain intact. Arduino enables ...

The Cooking Kit is a cosmetic for cooking that was added to Grow a Garden on August 16, 2025, as part of the Beanstalk Update. Unlike most cosmetics, this one is functional and lets you continue ...

Lead contamination in municipal water sources is a consistent threat to public health. Ingesting even tiny amounts of lead can harm the human brain and nervous system — especially in young children.

The E-Tongue is an easy-to-use device that tests for potential lead contamination in drinking water at home. Lead contamination in municipal water sources is a consistent threat to public health.

A Volvo EX90's lidar sensor was caught on video damaging a smartphone's built-in camera. The lidar's lasers damaged the camera's telephoto lens, which fried certain pixels. Here's a PSA: Don't point ...

Huawei introduced its latest wearables at an event in Berlin, Germany. On stage, we saw the arrival of Watch 5, the top-tier smartwatch, as well as Watch Fit 4 and Fit 4 Pro - slim and light wearables ...

Building an automatic plant watering system is becoming increasingly popular among gardening enthusiasts and IoT hobbyists. This DIY automatic plant watering system project helps solve the common ...