The brains of the operation is an STM8S103F module, aka the Blue Pill, which is paired with a DS18B20 temperature sensor. [Tim]’s original coaster has one in a TO-92 package embedded in the top ...

A stimulant used to treat ADHD and narcolepsy has been recalled after a pharmacist found "sedative" medication mixed in with the pills A medication that’s used to treat ADHD and narcolepsy has ...