Spin master

Article Abstract:

Columbia University seismologists have discovered that the Earth's solid inner core rotates like a giant electric motor. Interaction between the core's electric currents and Earth's magnetic field cause the inner core to rotate about two-thirds of a second faster than the planet.

Research, Earth, Geomagnetism, Geomagnetic fields, Structure, Earth movements, Earth movements (Geology)

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Power chips: the new microprocessors

Article Abstract:

A number of new and much more powerful microprocessors are being integrated into personal computers. The new microprocessors include Pentium from Intel, Alpha 21064 from Digital Equipment and PowerPC 601 developed by Apple Computer, Motorola and International Business Machines.

Innovations, Microcomputers, CPUs (Central processing units), Equipment and supplies, Microprocessors, Cover Story

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