Magnetism is all around us. Here you can find out how magnetism affects everything around you.
The magnets found in an MRI machine are incredibly powerful. It can pull a stethoscope right out of a doctor's lab coat. So what would happen if you forgot to take out an earring? Ouch! See more »
Magnets are used in all kinds of applications, but do you ever wonder exactly why it sticks to certain metals? Find out the answer to this and other questions as we explore exactly how magnets work.
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The magnets found in an MRI machine are incredibly powerful. It can pull a stethoscope right out of a doctor's lab coat. So what would happen if you forgot to take out an earring? Ouch!
See more »Compass, in navigation, an instrument used to indicate directions. It ranks as one of the most important inventions ever made.
See more »Dip (or Dipping)Needle, an instrument used to measure the earth's magnetism and to detect underground magnetic materials.
See more »Electromagnet, a device that has magnetic properties only when an electric current is applied to it.
See more »Electromagnetism, the science that deals with the phenomena that result from the relationship between electricity and magnetism.
See more »Magnetism. The most familiar form of the physical phenomenon called magnetism is the ability of certain objects to attract iron.
See more »Magneto, an alternating-current generator that contains a permanent magnet. A magneto, unlike a generator that contains an electromagnet, requires no source of direct current for its operation.
See more »Magnetometer, an instrument for measuring the strength and sometimes the direction of a magnetic field.
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