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VOICE ARCHIVE

John Preskill

@preskill
10 posts
2025-10-08
The pioneering work of Clarke, Devoret, and Martinis showed that very cold electrical circuits behave in ways that exhibit fundamental principles of quantum physics. Building on this achievement, Devoret, Martinis, and many others are constructing quantum computers, powerful
2025-10-08 View on X
Bloomberg

Michel Devoret, a Google Quantum AI chief scientist, John Martinis, who left Google in 2020, and John Clarke win the Nobel in Physics for quantum computing work

all 3 @UofCalifornia professors. Home to groundbreaking physicists, including 2 immigrants leading the world in innovation and possibility, California is proud to dream big and del...

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2025-09-29
6,100 neutral-atom qubits trapped in a grid by lasers @Caltech ... is a lot. https://www.caltech.edu/...
2025-09-29 View on X
Decrypt

Caltech says it built the world's largest neutral-atom quantum computer, with 6,100 qubits, 13 second coherence, 10x longer than previously, and 99.98% accuracy

Jason Nelson / Decrypt :

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2025-02-28
Here Fernando Brandão and Oskar Painter explain the thinking behind Ocelot.  —  www.amazon.science/blog/amazon- ...
2025-02-28 View on X
Bloomberg

AWS unveils Ocelot, its new quantum chip built in partnership with Caltech, featuring five qubits that store data and four additional qubits to detect errors

www.amazon.science/blog/amazon- ... X: @awscloud : A step forward in quantum computing with #AWS. 🚀 Meet Ocelot, our first quantum computing chip tackling one of the field's bigges...

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Today Nature published measurement results from Ocelot, the new quantum chip created at the AWS Center for Quantum Computing at Caltech.  There is still far to go, but we hope that Ocelot's unique architecture will shorten the path to quantum utility that benefits the world.  Here Fernando Brandão and Oskar Painter explain the thinking behind Ocelot.
2025-02-28 View on X
Bloomberg

AWS unveils Ocelot, its new quantum chip built in partnership with Caltech, featuring five qubits that store data and four additional qubits to detect errors

www.amazon.science/blog/amazon- ... X: @awscloud : A step forward in quantum computing with #AWS. 🚀 Meet Ocelot, our first quantum computing chip tackling one of the field's bigges...

View original
2025-02-27
Here Fernando Brandão and Oskar Painter explain the thinking behind Ocelot.  —  www.amazon.science/blog/amazon- ...
2025-02-27 View on X
Bloomberg

AWS unveils Ocelot, its new quantum chip built in partnership with Caltech, featuring five qubits that store data and four additional qubits to detect errors

- Google, Microsoft recently announced their own quantum chips  — Quantum computing could spur health care, chemistry advances

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2024-12-10
I was thrilled to hear about the surface code when Alexei Kitaev visited @Caltech in April 1997. It's heartening to see the hardware catching up with the theory of quantum error correction. There's still far to go but encouraging progress @GoogleQuantumAI. https://www.quantamagazine.org/ ...
2024-12-10 View on X
HPCwire

Google says it made a major quantum error correction breakthrough, unveils its Willow quantum chip with 105 improved qubits, and shares benchmarks and a roadmap

Is Bitcoin's security at risk? Matt Swayne / The Quantum Insider : Willow Wows Elon Musk in X Exchange With Sundar Pichai Mudit Dube / NewsBytes : Google makes quantum computing br...

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2024-05-11
Jim Simons 1938-2024. “I did a lot of math. I made a lot of money, and I gave almost all of it away. That's the story of my life.” And what a life. https://www.nytimes.com/...
2024-05-11 View on X
Wall Street Journal

Jim Simons, a mathematician and founder of hedge fund firm Renaissance Technologies who pioneered computer-based approaches to quantitative trading, dies at 86

Jim Simons just died.  Simons was an award-winning mathematician … Thomas Sumner / Simons Foundation : Remembering the Life and Careers of Jim Simons Jonathan Kandell / New York Ti...

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2023-12-25
“The goal of airing some skepticism, [Matthias] Troyer says, is not to diminish interest in the field, but to ensure that researchers are focused on the most promising applications of quantum computing with the greatest chance of impact.” https://spectrum.ieee.org/...
2023-12-25 View on X
IEEE Spectrum

Experts warn against unrealistic expectations for quantum computers, citing the challenges in making fault-tolerant systems, qubits' slow operating speeds, more

That's the message coming from a small but vocal set of prominent skeptics in and around the emerging quantum computing industry.  —  Fault tolerance and slow operating speeds rema...

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2019-11-05
Microsoft will offer cloud access to ion-trap quantum computers @IonQ_Inc and @honeywell, superconducting quantum computer at Quantum Circuits, Inc. @MSFTQuantum https://www.wired.com/...
2019-11-05 View on X
Wired

Microsoft is launching Azure Quantum in the coming months, to let select Azure cloud customers use three prototype quantum computers from Honeywell, IonQ, QCI

Tom Simonite / Wired :

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2019-09-19
“Within one month, IBM's commercially available quantum fleet will grow to 14 systems, including a new 53-qubit quantum computer, the single largest universal quantum system made available for external access in the industry, to date.” https://newsroom.ibm.com/...
2019-09-19 View on X
TechCrunch

IBM unveils a 53-qubit quantum computer, scheduled to arrive next month, making it the largest universal quantum computer available for external use

Frederic Lardinois / TechCrunch :

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