Here’s a fun build from [RootSaid] that is suitable for people just getting started with microcontrollers and robotics — an Arduino-controlled two-wheeled robot. The video assumes you already have one ...

It’s common knowledge that tapping a wine glass produces a pitch which can be altered by adjusting the level of the tipple of choice inside. By filling twelve glasses with different amounts of liquid ...

Cluster headaches can last from 15 minutes to several hours at a time, and can recur daily for weeks in a row, and then go away until another “cluster” episode. Although there is no known cure for ...

Galaxies and clusters are the ensembles of stars and other astronomical objects bound together by gravitational forces. Galaxies are ordered into galaxy groups, which are in turn organised into ...

FNR is a global regulator of the Escherichia coli aerobic-anaerobic growth transition and relies on an [Fe-S] cluster cofactor to control its oxygen-dependent activity. Details of the chemical ...