Have a think about which objects should be made from magnetic ... which aren't magnetic are gold and silver. Magnets can be useful. We use them to keep fridge doors closed, for example.

rare-earth magnets have made quite a splash in the public imagination. The amount of magnetic energy packed into these tiny, shiny objects has led to technological leaps that weren’t possible ...

A cosmic enigma, ASKAP J1839-0756, a slow-spinning neutron star discovered using the ASKAP radio telescope, is challenging ...