At $1.5 a liter in Moscow, [Michail] couldn’t resist buying some liquid nitrogen for himself. He thought that because Arduinos were quite popular among geeks, he’d try to overclock one … ...

Posted in Arduino Hacks, how-to Tagged barbot, bearings, diy or buy, liquid pump, peristaltic pump ...

This DIY electronic project makes sure your leafy companions get the hydration they need without you needing to keep to a schedule.