The universe's first magnetic fields may have been much weaker than we first imagined — and were roughly equivalent to the strength of the magnetic activity within the human brain, according to a new ...
WASHINGTON -- Dr. Demetrius Lopes snaked a thin wire with a tiny magnet on its tip into an artery in Paul Kelsey's groin and threaded it all the way up into his brain. Aided by a helmet-shaped magnet ...
Physicists are developing an innovative approach that will significantly improve the energy efficiency of computers. They ...
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