The measurement problem in quantum mechanics looks at how an experimental outcome changes, simply by observing it.

Amid high expectations for quantum technology, a new paper in Science reports a proven quantum advantage. In an experiment, ...

A survey of Scientific American’s century of quantum coverage helps explain the enduring popularity of strange physics ...

Assigning ends of the system the standard experimental nicknames of Alice and Bob, the task required Alice to create a ...

Foundational research is paving the way for next-generation quantum sensors. Physicists in Australia and the United Kingdom ...

A levitated nanoscale particle in vacuum represents an isolated system where researchers can study the transition between classical and quantum mechanics. It also offers a testbed for building new ...

The world’s best clocks may be sensitive to an odd mix of quantum and relativistic effects that would stretch time and test ...

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Physicists have found a way to redistribute uncertainty in quantum measurements, paving the way for ultra-sensitive ...

This year is the International Year of Quantum Science and Technology, according to UNESCO, marking 100 years since quantum mechanics was proposed. The theory hardly needed the extra publicity, though ...

The Irish mathematician and physicist William Rowan Hamilton, who was born 220 years ago last month, is famous for carving some mathematical graffiti into Dublin's Broome Bridge in 1843.

Quantum encryption, born from the quantum computing revolution, heralds a new era of unprecedented security. This ...