Quantum computing breakthroughs from IonQ, D-Wave, QuEra, Alice & Bob, and others in the last six months, with dates, achievements, and their impact on error-corrected, scalable quantum systems. IonQ May 7, 2025, IonQ Demonstrated a 12% speed improvement over classical computing in a real-world simulation (heart pump modeling with Ansys). This shows practical quantum advantage ...

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Link :
https://www.nextbigfuture.com/2025/06/quantum-computer-error-correction-and-signs-of-quantum-supramacy-in-2025.html