As sunspots emerge on the sun's surface close to its equator, their orientations will match the old magnetic field, while sunspots forming closer to the poles will have a magnetic field matching the ...
Your navigation system just got a critical update, one that happens periodically because Earth’s magnetic north pole keeps moving. Here’s what to know.
and the beginning of the shift toward solar minimum. The sun's magnetic field last flipped toward the end of 2013. What causes this switch in polarity, and is it dangerous for anything on Earth? Let's ...