Quantum experiments keep stripping away our everyday intuitions, replacing them with a picture of reality in which cause, effect and even “facts” depend on how we look. New tests of entanglement, ...

Quantum computers promise to solve problems that overwhelm classical machines, but their most stubborn obstacle is noise that scrambles fragile quantum states before any useful answer emerges. A new ...

Thanks to some ingenious engineers at Google, you can now turn your desktop PC into a quantum computer. Well, OK, not quite: You can simulate a quantum computer on your PC by running the Quantum ...