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Imagine waking up one morning to a world where compasses point south instead of north, where auroras shimmer across the ...
Imagine crossing vast oceans, soaring across continents, or tunneling deep beneath the earth—without ever getting lost. For ...
Earth's Northern Lights typically dance near the poles, but 41,000 years ago, they lit up skies over North Africa and ...
Who knew that magnetic fields could be so useful? Astronomers are able to use magnetic fields to map our environment within ...
This heat drives convection cells within the liquid core, which keeps the liquid metal moving through the magnetic field. The so-called Coriolis force also plays a role in sustaining the ...
During a brief but dramatic chapter in Earth's history about 41,000 years ago, the planet’s magnetic field nearly collapsed.
Highly magnetic neutron star is wandering our Milky Way galaxy. Astronomers using NASA’s Hubble Space Telescope have tracked ...
Scientists have long puzzled over why Mars, once protected by a global magnetic field like Earth, now shows only a magnetic ...
Researchers say they may have achieved Einstein's vision of a "unified field theory" that can unite two of nature's ...
How a Generator Works When an electric current flows through a wire, it generates a three-dimensional magnetic force field around the wire, similar to that surrounding a bar magnet. Magnets are ...
Magnetic Force Microscopy (MFM) is a scanning probe microscopy technique ... MFM is based on the detection of magnetic interactions between a magnetized probe tip and the magnetic fields emanating ...