If these metals have not been turned into a permanent magnet they will still be attracted to a magnet if placed within a magnetic field. In this situation they act as a magnet - but only whilst in ...

When an electric current passes through a metal wire, a magnetic field forms around that wire (see diagram at right). Likewise, a wire passing through a magnetic field creates an electric current ...

Who knew that magnetic fields could be so useful? Astronomers are able to use magnetic fields to map our environment within ...

How it works Artist’s impression of how an ultrafast disruption of superconductivity in a YBCO thin film triggers an abrupt ...

2D materials are a big part of this equation ... a measure of a magnet's ability to withstand an external magnetic field. The ...