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ESP/psi Testing Lamp

Albert Einstein once wrote that God does not play dice with the universe. To which Niels Bohr (or Enrico Fermi) reportedly replied, “Stop telling God what to do with his dice.” Here’s a mood lamp that expresses these dice as 4 multicolored cubes that blink randomly, with true randomness —... Read more »

WireFinder 9000

By Christie, Jim, John, and Terry Noe Our dog, Maggie, loves to run around in our big yard. But how do we fence her in? Building a 500-foot fence is expensive and unsightly, so we use an “invisible fence.” This is a buried wire that runs around the edge of... Read more »

Digital TV Coat-Hanger Antenna

Television antennas are comprised of a series of metal rods cut to exact lengths and positioned so they receive a particular television frequency. The following design was invented in the 1960s by an engineer named Doyt Hoverman. It is particularly sensitive in the UHF frequency range, the same range used... Read more »

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