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 ...

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.

A new ultrathin photodetector from Duke University can sense light across the entire electromagnetic spectrum and generate a ...

The company’s booth will highlight product demos from Arduino, Microchip, NXP, STMicroelectronics and more.

A nanomechanical sensor once confined to a physics lab is now detecting harmful nanoparticles, even in the Arctic. The NEMILIES project has transformed a risky idea into an award-winning scientific ...

Add Yahoo as a preferred source to see more of our stories on Google. The view from the rooftop of the Downtown L.A. Proper Hotel. (Wally Skalij / Los Angeles Times) Los Angeles leaders, mired in ...

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: This study proposes an interdigital conductance sensor (ICS) for measuring the thickness of a liquid film with a nonuniform distribution of inclined gas–liquid two-phase flow. To optimize ...

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 ...

DELIVERING A WIN FOR AMERICAN FAMILIES AND AUTOMAKERS: Today, President Donald J. Trump is delivering major relief to American families by resetting the Biden Administration’s costly and unlawful ...