Quantum entanglement, a bewildering phenomenon where particles become interconnected regardless of the distance separating ...

The theory assumes that all universes behave similarly, but it does not account for the complexities of general relativity or the potential influence of quantum randomness on macroscopic scales.

The theory of quantum mechanics has transformed daily life since being proposed a century ago, yet how it works remains a mystery – and physicists are deeply divided about what is actually going on, a ...

Devised in 1935 by the Austrian physicist Erwin Schrödinger, this thought experiment was designed to shine a spotlight on the ...

Schrödinger's cat equation unifies Einstein's theory of relativity and quantum mechanics Schrödinger’s cat is helping quantum engineers detect errors ...

String theory is perhaps the most high-profile candidate for what physicists call a theory of everything – a single ...

The theory of quantum mechanics has transformed daily life since being proposed a century ago, yet how it works remains a mystery.

The head-scratching idea that we might exist in an infinite set of parallel universes is ripe with dramatic possibility. According to so-called quantum multiverse theory, the life you lead in a ...