IBM (IBM): The superconducting-qubit leader is now pushing for an algorithmic edge that reduces cost on hard math. Alphabet/Google ( GOOGL ): Its quantum AI division just hit breakthrough error- ...

Jay Gambetta, vice president of IBM Quantum, observes the chandelier-like part of a quantum computer that cools the microchip. IBM provided the quantum computer that HSBC used in its experiment on ...

The quantum computing race is heating up, and two of the most followed pure-play names in the space—IonQ IONQ and Rigetti Computing RGTI—are competing not just on scientific milestones, but on ...

IBM and AMD are partnering to develop next-generation computing architectures that integrate IBM’s quantum systems with AMD’s AI-specialized chips. The move could position both the tech giant and ...

As China accelerates its progress in quantum communications—mainly with space-based quantum key distribution (QKD)—IonQ, Inc. IONQ is racing to fortify its global leadership. The first-quarter 2025 ...