Everyone knows what a magnet is, but there are actually many different types of magnets, with varying properties ... a form of the mineral magnetite (Fe3O4), which is naturally magnetic. The name ...

Wooden magnets - Marine life: This set includes colorful magnets in 20 different shapes on the theme of the sea. Here, children can decorate and play with a shark, whale or dolphin. Wooden magnets - ...

"We have previously had two well-established types of magnetism ... that behavior looks no different."” This means the symmetry is conserved. However, because electrons possess both a quantum spin and ...