How an Atomic Clock Was Used to Record a House-Sized Instrument

Nestled on a Malibu hillside, three miles up a corkscrew-like road from the Pacific Coast Highway, sits a very peculiar house. Protruding through a missing window in the basement are 18 brass strings, tethered to a mountain 30 yards away. And at any time of day, you might hear their haunting vibrations echoing on the… » 7/30/14 2:45pm 7/30/14 2:45pm