The reversal could actually have a beneficial effect on Earth. The sun is on the verge of a significant event: a magnetic field reversal. The sun undergoes such a reversal every 11 years ...

A magnetic field is the effect we can see from the movement of charges or the spin of electrons. The fields themselves can be static or changing. A field diagram can be used to show the interactions ...

Abstract: Theoretical values of the magnetic field intensity outside a permanent magnet usually agree with experiment only at distance greater than the length of the magnet. This theoretical formula ...

If the magnetic field is parallel to the velocity ... carrying wire A wire carrying current is essentially a stream of charged particles moving in the same direction. It can be shown that the equation ...

Our physics expert picks his top-five equations, plus a scheme to supply US power needs with a bucket of baseballs. Thanks, ...

It was originally developed for CERN scientists. Rolex Magnetic fields are one of the most common factors negatively affecting the accuracy of a mechanical watch. Internal watch parts made of metal ...

the magnetic north pole’s position is determined by Earth’s magnetic field, which is in constant motion. Over the past few decades, magnetic north’s movement has been unprecedented — it ...

The best magnetic lashes and magnetic liner, plus experts weighed in on whether magnetic eyelashes are safe, how to apply and ...