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Researchers at OIST built a graphite disk that levitates and spins for hours in a vacuum, showing how perfect magnetic symmetry can cancel energy loss.

Use a suede brush and an eraser for quick cleaning and spray shoes before wearing. Remove dirt, oil, salt or water stains ...

Treadmills and ellipticals each provide effective cardio but choosing one over the other depends on your fitness level, goals ...

With a clever design, researchers have solved eddy-current damping in macroscopic levitating systems, paving the way for a ...