A real bullet train

Article Abstract:

Researchers at the Sandia National Laboratories are evaluating the feasibility of using coil-gun technology to design bullet trains capable of traveling at 200 mph. They believe that the technology, which was developed for military purposes, can provide cheaper and reliable bullet trains.

High speed trains, Sandia National Laboratories, Government laboratories

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"Negative viscosity" in a magnetic fluid

Article Abstract:

Research indicates that magnetic fluids demonstrate a negative viscosity component under some conditions. An overview of the studies of this asymmetrical stress phenomenon in magnetic fluids is presented.

Viscosity, Magnetic fluids

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Magnetic horseshoes

Article Abstract:

Physicists have discovered that the sun's stable magnetic field is maintained by the discharge of magnetic fluxes that are projected into the solar system and beyond.

Physicists, Solar magnetic field, Solar magnetic fields, McComas, Dave, Phillips, John (American Marine Corps officer), Gosling, Jack

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