Ken Griffin loaded up on Alphabet stock in Q1, too. His Citadel Advisors hedge fund boosted its position in the Google parent ...

QBTS slips as IBM and Google ramp up gate-based quantum tech, raising doubts about D-Wave's long-term scalability.

Google parent Alphabet(NASDAQ: GOOG)(NASDAQ: GOOGL) is one of them. Alphabet's Google Quantum AI has already checked off two of the six major milestones on its quantum computing roadmap.

International Business Machines ( IBM -1.21%), a quantum computing pioneer, now sees a path to full-scale quantum error correction by 2029 and true quantum advantage by the end of 2026. The company ...

Quantum computing threatens Bitcoin & digital systems like banking & payments. Can Bitcoin’s $2T incentive drive ...

Industry experts gather in London to explore the missing pieces needed to deploy quantum computing at scale in datacentres ...

This will be the mother of all Y2Ks, made possible by a radically new type of computer.

IonQ talks algorithmic qubits, AQ, rather than inflated raw qubit counts. Their Forte and Forte Enterprise quantum systems ...

The new quantum system developed by researchers at the Japanese National Research and Development Agency, RIKEN, in collaboration with the Japanese IT giant, Fujitsu, has 256 qubits. However, experts ...

D-Wave has been the best performer among quantum computing stocks in 2025. The company is a leader in annealing quantum ...

IONQ surges 71.6% in three months as it expands across compute, cloud, and space to counter China's quantum advances.