Some Meteorites Are Mysteriously Magnetic, And We Finally Know Why

One of the striking things about iron meteorites is that they are often magnetic. The magnetism isn't strong, but it holds information about their origin.

One type of meteorite, known as IVA, is known to be fragments of smaller asteroids. Small asteroids don't have strong magnetic fields, so IVA meteorites shouldn't be magnetic, but many of them are. There's a new study showing how that's possible.

Article
@EverythingScience