I made this project because I wanted a way to automatically control the speed of a DC fan according to the temperature read by a LM35 sensor. I had a few problems with the PWM part mainly because the ...

[Edward], creator of the Cave Pearl project, an underwater data logger, needed a way to measure temperature with a microcontroller. Normally, this problem is most easily solved by throwing a ...

Scientists from York University in Toronto are using alcohol as a method for sending text messages. How, exactly? By converting sprays of isopropyl alcohol into binary code, using off-the-shelf ...