Scientists built a quantum gate linking four-state photons, showing complex quantum tasks can be done with fewer steps using qudits.

In a laboratory at Oxford University, scientists have achieved something that once seemed science fiction: they made two separate quantum computers work together as one. Instead of being connected by ...

The collaboration of TU Wien with research groups in China has resulted in a crucial building block for a new kind of quantum computer: The realization of a novel type of quantum logic gate makes it ...

Using quantum states for processing information has the potential to swiftly address complex problems that are beyond the reach of classical computers. Over the past decades, tremendous progress has ...

D-Wave Quantum focuses on quantum annealing, which finds approximate solutions to optimization problems Rivals like IonQ and Google pursue gate-based quantum computing -- a more precise endeavor that ...

Google has issued a blog in which the company claims that its “Willow” quantum chip has achieved the first-ever demonstration of verifiable quantum advantage. “This milestone is a critical step toward ...