Author of these Magazine Articles
Motor Mashup Master
Randy Grubb has one sweet job: working from his Grants Pass, Ore., garage, he builds hot rods from supersized truck, jet, and tank parts.
In Made on Earth from MAKE: 31: Punk Science page 18
Named after its inventor, French physicist Léon Foucault, the Foucault pendulum demonstrates the Earth's rotation by knocking down pins arrayed around the pit over which it swings.
In Made on Earth from MAKE: 27: Robots page 25