A team has realized a key milestone in the quest for stable, scalable quantum computing. For the first time, the team has created a programmable, logical quantum processor, capable of encoding up to ...

Quantum logic: Dolev Bluvstein (left) and Mikhail Lukin with their quantum processor. (Courtesy: Jon Chase/Harvard University) A quantum processor with 48 logical qubits that can execute algorithms ...

Imagine an alpinist climbing within 100 feet of a summit and being told he could go no farther without a special pass. Or a chef being informed that the transcendent ingredient in her signature dish ...