You may not know this, but Earth's magnetic field has a tail. As the sun's solar wind buffets the planet, it leaves behind a sort of long shadow that trails out in our planet's wake. Scientists ...

NASA has released a computer model that shows the sun's beautiful, unpredictable, and invisible magnetic field lines. Produced by Darren Weaver. Original reporting by Dave Mosher. Follow TI ...

When the sun's magnetic fields tangle, break, and reconnect, massive amounts of energy are released in the form of light, heat, and charged particles. Solar flares are classified on a scale of A ...

When these magnetic field lines 'tangle' they ... 12P/Pons-Brooks is heading for the sun. Will it survive? In this NASA video, you can see a kink in the tail of comet 12P/Pons-Brooks, created ...

This article was originally published with the title “ Magnetic Fields on the Quiet Sun ” in Scientific American Magazine Vol. 215 No. 5 (November 1966), p. 54 doi:10.1038 ...

Moreover, while a severe weakening or disappearance of the magnetic field would lay us open to harmful radiation from the sun, there's little evidence to date that "flips" per se inflict any ...