In this video I'm building an Arduino Heart Rate Monitor that is housed in a toy handle in the style of the Star Trek Tricoder. The device uses the PulseSensor with an Arduino Pro Mini and an OLED ...

All animals, including humans, experience stress. Not the type where you worry about paying bills, but metabolic ...

BMV080 is a low-power, low-cost PM1, PM2.5, and PM10 sensor module with I2C and SPI interfaces that sells for just $29.90.

Today I learned that WiFi and Bluetooth LE could NOT be used simultaneously on Arduino boards featuring the ESP32-based u-blox NINA-W102 wireless module, ...

A flexible electronic skin stacks carbon nanotube layers to sense touch position and pressure simultaneously, performing classification through its physical structure rather than external processors. ...

Austin, Feb. 03, 2026 (GLOBE NEWSWIRE) -- Gas Sensor Market Size & Growth Insights: According to the SNS Insider, “The Gas Sensor Market Size was valued at USD 2.07 billion in 2025 and is expected to ...

1 Physics Laboratory 1, Department of Physics and Applied Sciences, Faculty of Science, National Pedagogical University, Kinshasa, Democratic Republic of Congo. 2 English Department, Teachers Training ...

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 ...

PCWorld explains how to create an affordable CO2 air quality monitor using a Raspberry Pi and MH-Z19C sensor for under $40. This DIY project helps monitor indoor air quality since high CO2 levels ...

NASA is planning to decommission premier satellite missions that gather information on planet-warming pollution and other climate vital signs beginning as soon as October, sources inside and outside ...

Volcanoes often give little warning before they erupt, but now scientists have discovered an unexpected early warning sign—trees. This new finding comes from a joint study by researchers from NASA, ...