• IBM’s Starling roadmap – LDPC error-correction aims for ~200 logical qubits (20k physical) running 100M reliable ops by 2029

• Google Willow chip – 105 qubits demonstrated exponential error suppression; solved a random-circuit task in minutes that would take supercomputers 10²⁵ years

• Microsoft’s 4D codes – single-shot error correction slashes overhead, cutting qubit needs fivefold

• USC exponential speedup – IBM’s Eagle solved Simon’s problem with true exponential advantage, verified against classical baselines

• IonQ + Ansys milestone – Forte outpaced classical by 12% on blood-pump design, a real-world medical device simulation

• Oxford distributed algorithm – linked ion traps via photonics, teleporting gates to run Grover’s search across modules

• Quantinuum randomness – 71k certified random bits from a 56-qubit trapped-ion device, verified with exaFLOPS-classical compute .

• D-Wave Advantage2 – >5000 qubits simulating quantum phase transitions; commercial clients like NTT Docomo test optimization .

• Japan’s W-state detector – photonic circuit identifies 3-photon W states in one shot, enabling teleportation and new protocols .

• Entanglement battery – reversible entanglement transfer creates a quantum analogue of thermodynamics’ 2nd law .

From certified randomness to distributed quantum algorithms, 2025 marks quantum’s shift from demos to real-world impact.