Proposed 4-dimensional crystal clock will keep perfect time even after …

Scientists say that a perpetual motion machine is physically impossible, but a research team at the University of California Berkeley has just outlined an idea that comes pretty damn close. By proposing a 4D "space-time crystal," the engineers have designed a device that would operate at its lowest quantum energy state… » 9/25/12 6:50am 9/25/12 6:50am

For Just $285,000, You Can Have Your Jetpack

Known as Fusion Man, he's the Swiss Eval Knieval of the air, and yesterday he plunged to earth 7500 feet from an airplane at over 180 miles an hour, buoyed only by four jets strapped to his back. But in reality, he's just a pilot named Yves Rossi who built the jet wings himself — to the tune of about $258,000 dollars. … » 5/15/08 11:43am 5/15/08 11:43am