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John Preskill
@preskill.bsky.social
Caltech theoretical physicist
527 followers78 following28 posts
JPpreskill.bsky.social

I'm excited and honored to receive the 2024 Bell Prize. cqiqc.physics.utoronto.ca/news/recent-...

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JPpreskill.bsky.social

It's fun to hear the voices of Feynman and some of us who knew him. Part 1 of a 3-part series. freakonomics.com/podcast/the-...

The Curious Mr. Feynman - Freakonomics
The Curious Mr. Feynman - Freakonomics

The Curious Mr. Feynman - Freakonomics

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JPpreskill.bsky.social

"NIST has extended the standardization process ... to study algorithms that are not lattice-based. “Our goal in this is not to depend on any one mathematical family for the algorithms we select,” explains Dustin Moody, a mathematician at NIST. www.scientificamerican.com/article/tomo...

Tomorrow's Quantum Computers Threaten Today's Secrets. Here's How to Protect Them
Tomorrow's Quantum Computers Threaten Today's Secrets. Here's How to Protect Them

Researchers are racing to create codes so complex that even quantum computers can’t break them

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JPpreskill.bsky.social

"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." spectrum.ieee.org/quantum-comp...

Quantum Computing’s Hard, Cold Reality Check
Quantum Computing’s Hard, Cold Reality Check

Hype is everywhere, skeptics say, and practical applications are still far away

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JPpreskill.bsky.social

Informative assessment of the ongoing quest for a topologically protected Majorana qubit. Even Kitaev, the pioneer ... has grown cynical. “Theoretically, it’s just beautiful, but in practice it seems that we don’t have a suitable technology to make it work well." www.science.org/content/arti...

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JPpreskill.bsky.social

Exciting idea for achieving reliable ground-based high-rate (10^13 qubits/sec) quantum communication over continental scales (10^4 km) using currently feasible technology (vacuum beam guides). arxiv.org/abs/2312.09372

Vacuum Beam Guide for Large-Scale Quantum Networks
Vacuum Beam Guide for Large-Scale Quantum Networks

The vacuum beam guide (VBG) presents a completely different solution for quantum channels to overcome the limitations of existing fiber and satellite technologies for long-distance quantum...

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JPpreskill.bsky.social

Here is a transcript of my remarks at the Q2B 2023 conference: "Crossing the quantum chasm: From NISQ to fault tolerance." quantumfrontiers.com/2023/12/09/c...

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JPpreskill.bsky.social

Hartmut Neven: "My subtitle here is chief optimist." Optimism is essential, but so is realism. Quantum computers have scientific value now, but we have far to go before they can outperform conventional computers at solving problems of broad practical interest. www.youtube.com/watch?v=K4ss...

Companies, countries battle to develop quantum computers | 60 Minutes
Companies, countries battle to develop quantum computers | 60 Minutes

Companies and countries are in a race to develop quantum computers. The machines could revolutionize problem-solving in medicine, physics, chemistry and engi...

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JP
John Preskill
@preskill.bsky.social
Caltech theoretical physicist
527 followers78 following28 posts