PhysicsMetallic hydrogen finally made in lab at mind-boggling pressure Diamonds, low temperatures and pressures way above what's found at Earth's centre were used to create a form of hydrogen foreseen back in the 1930s News
SpaceQuantum particles seen distorting light from a neutron star Astronomers have at last observed polarisation of light by virtual particles in a neutron star's magnetic field, a long-expected quantum effect News