MOSCOW, Dec. 29 (Xinhua) -- Russian scientists have created the country's first ion-based quantum computer using a new type of quantum unit that works with seven energy levels, the Russian Quantum ...

Chinese scientists have built the world's first photon quantum computer, the computing speed of which could surpass the current most powerful supercomputer by 2020. It is the first quantum computing ...

In the decades-long pursuit of quantum computing, most of the effort has gone into the hardware needed to harness delicate quantum mechanical effects for useful calculations. Now, with some claiming ...