Nobel prizewinner Alain Aspect’s ‘crackpot’ studies of quantum entanglement have explored the tricks reality plays on us — and built on ideas from a physics great.

Quantum mechanics depicts a counter-intuitive reality in which the act of observation influences what is observed — and few can agree on what that means.

Leader and Physics Quantum theory at 100: Let’s celebrate its power and provocation Quantum theory started with a bout of hay fever, and went on to transform our view of the universe – but its ...