How to make a benchtop pH meter with an Arduino Uno and the Gravity analog pH sensor from Atlas Scientific.
by Atlas Scientific
Smart bed system which controls light, temperature, and bed gradient using voice recognition.
by TEAM(JIN SANGJAE, JUNG YUNKYU, HWANG EUNJI)
A simple electromagnetic sensor to measure current induced by a moving magnetic field!
by Jen Fox and Hacking STEM
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