IBM reveals quantum computing breakthrough

IBM has announced a milestone in its race against Google and other big tech firms to build a powerful quantum computer. Dario Gil, who leads IBM's quantum computing and artificial intelligence research division, said Friday that the company's scientists have successfully built and measured a processor prototype with 50 quantum bits, known as qubits. Gil says it's the first time any company has built a quantum computer at this scale. IBM scientists have successfully built and measured a processor prototype with 50 quantum bits, known as qubits, the first time any company has built a quantum computer at this scale. The heart of modern computing is binary code, which has served computers for decades.