Save guides, add subjects and pick up where you left off with your BBC account. Krypton derives from the Greek ‘kryptos’, which means ‘hidden’. Is it a bird? Is it a plane? No, it’s ...

Bismuth, the 83rd element in the periodic table, has been known since ancient times, but was often confused with lead and tin. In 1753, Claude François Geoffroy from France demonstrated that ...

Western Digital and Microsoft are testing new ways to recover precious materials from old hardware as trade tariffs and other ...

and the method can be applied analogously to other isotopes of bismuth or other elements.

One of the most remarkable things about element 87 is the number of times that people have claimed to have discovered it after it was first predicted by Mendeleev in 1871 and given the provisional ...

Peking's major innovation comes from the two-dimensional nature of their transistors, facilitated by using an element other than silicon. Bi₂O₂Se, or bismuth oxyselenide, is a semiconductor ...

Test of quantum electrodynamics circumvents insufficient knowledge of nuclear structure Many atomic nuclei have a magnetic ...