The Earth’s magnetic field, generated some 3,000km below our feet in the liquid iron core, threads through the whole planet and far into space – protecting life and satellites from harmful radiation ...
A HUNDRED years ago, when electricity was usually generated by the use of frictional or Wimshurst machines and detected by gold leaf electroscopes, it was well known that an electric charge on a ...
Christopher Davies receives funding from NERC (project reference NE/L011328/1). The Earth’s magnetic field, generated some 3,000km below our feet in the liquid iron core, threads through the whole ...
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