Scientists have long known that light can sometimes appear to exit a material before entering it—an effect dismissed as an illusion caused by how waves are distorted by matter. Now, researchers at the ...

It is once again Nobel Prize season, and this year’s top prize in physics honours three quantum physicists for their discovery of “macroscopic quantum mechanical tunnelling an ...

Could our universe be expanding then shrinking back into a tiny point, reliving a kind of big bang over and over again? Probably not, according to a mathematical analysis that argues that the laws of ...