PhysicsGeneral relativity at 100: Still no theory of everything General relativity and quantum theory are fundamentally incompatible theories of reality. How so – and what can we do about that? Features
TechnologyBasic quantum computation achieved with silicon for first time So far we have had to use supercooled materials to try out ultra-fast quantum logic. Now silicon, already standard in electronics, has gained that talent 51¶¯Âþ