Quantum Physics

A meditation on life and the von Neumann–Wigner interpretation of quantum mechanics

The renowned physicist on the lack of public support for political interference in science

Extremely curved spacetime can warp cause and effect, creating channels for backward communication

Microsoft’s announcement of a new quantum computing breakthrough with its Majorana 2 chip continues a trend of bold claims followed by scant evidence

Advances in quantum technology might allow astronomers to circumvent age-old issues that limit the size of optical observatories

Will computers based on quantum physics really change the world?

Researchers have developed a way to flip time to move backward in a quantum system. This level of control could lead to bizarre real-world applications

Quantum science and AI research are big winners just a year after this U.S. funding giant slashed its Graduate Research Fellowship Program awards in half

How the discovery of altermagnets could change physics and computing

A new calculation helps narrow down the mass of the W boson, one of the heaviest fundamental particles in the universe

Ghost Murmur was described as a futuristic CIA tool that could detect a heartbeat from vast distances. Physicists say the public story clashes with the basic limits of magnetic sensing

Charles H. Bennett and Gilles Brassard, winners of the latest Turing Award, spent their lives touting the advantages of the quantum world