The pulses formed a quantum key that was used to encrypt two images — one of China’s Great Wall and one showing part of Stellenbosch’s campus. The feat, a kind of encryption known as quantum ...

in order to generate new realistic images or sensible text. Wang and the team realized that the stochastic quantization ...

Photo: Justin Sullivan/Getty Images SAN JOSE, Calif.—Nvidia CEO Jensen Huang offered a quantum-level climb-down on Thursday, after spooking quantum-computing companies earlier this year with his ...