The ultrasonic beam from this sensor penetrates the skin, detects signals reflected from the vessel walls, and measures changes in vessel diameter. Using this principle, it measures the real-time ...

Flawed assumptions about water demand mean suppliers in California overestimated future demand by an average of 74% over 20 years — positive news for the drought-embattled state. When you purchase ...

Is the Arduino Uno Q the missing piece in your next project? With its hybrid design that fuses the precision of a microcontroller with the flexibility of a Linux-based single-board computer, this ...