HEFEI, May 6 (Xinhua) -- A Chinese firm released Origin Tianji 4.0, a self-developed superconducting quantum measurement and control system that supports 500-plus-qubit quantum computers, signifying ...

The cancellation was requested by France's Directorate General of Civil Aviation (DGAC). A "radar failure" had caused a cancellation of around 130 flights or 40 percent of air traffic at the airport ...