Hacker News with Generative AI: Quantum Computing

Quantum-assured magnetic navigation with higher positioning accuracy than GPS (arxiv.org)
Modern navigation systems rely critically on GNSS, which in many cases is unavailable or unreliable (e.g. due to jamming or spoofing).

Quantum Computing, Navigation, GPS, Science

34 points by croes 4 days ago | 9 comments

Fujitsu and RIKEN develop world-leading 256-qubit sup quantum computer (fujitsu.com)
Fujitsu Limited and RIKEN today announced the development of a world-leading 256-qubit superconducting quantum computer, established at the RIKEN RQC-FUJITSU Collaboration Center.

Quantum Computing, Technology, Superconducting, Japan

77 points by donutloop 4 days ago | 33 comments

Physicists Designed a Quantum Rubik's Cube and Found the Best Way to Solve It (sciencealert.com)
A team of mathematicians from the University of Colorado Boulder has designed a quantum Rubik's cube, with infinite possible states and some weird new moves available to solve it.

Quantum Computing, Physics, Puzzles

27 points by amichail 5 days ago | 6 comments

Why do we need Q#? (microsoft.com)
Why do we need Q#?

Quantum Computing, Programming Languages, Microsoft

21 points by b-man 7 days ago | 1 comments

Quantum Magnetic Navigation (github.com/ruvnet)
Imagine a navigation system that never needs satellites, radios, or signals of any kind. Instead, it carries a tiny quantum sensor that quietly “listens” to Earth’s own magnetic field.

Navigation, Quantum Computing, Technology, Earth Sciences

5 points by nbuujocjut 7 days ago | 0 comments

'Mind blowing': quantum computer untangles the mathematics of knots (nature.com)
‘Mind blowing’: quantum computer untangles the mathematics of knots

Quantum Computing, Mathematics, Science

9 points by rbanffy 9 days ago | 0 comments

Our quantum assembly parser got updated to the QASM 3.0 spec (arxiv.org)
The unique features of the hybrid quantum-classical computing model implied by the specification of OpenQASM 3.0 motivate new approaches to quantum program verification.

Quantum Computing, Programming Languages, Computer Science

19 points by msedward 12 days ago | 0 comments

Quantum Radios That Hear It All (forbes.com)
I remember as a child building my first crystal radio and being astounded that I could listen to a radio signal using nothing but the power of radiofrequency energy permeating the airwaves in my bedroom.

Quantum Computing, Radio, Technology

7 points by jonbaer 18 days ago | 1 comments

Deterministic remote entanglement using a chiral quantum interconnect (nature.com)
Quantum interconnects facilitate entanglement distribution between non-local computational nodes in a quantum network.

Quantum Computing, Physics, Networking

3 points by westurner 19 days ago | 2 comments

What Is the True Promise of Quantum Computing? (quantamagazine.org)
Quantum computing promises unprecedented speed, but in practice, it’s proven remarkably difficult to find important questions that quantum machines can solve faster than classical ones.

Quantum Computing, Science, Technology, Computing

7 points by four_fifths 22 days ago | 1 comments

Certified randomness using a trapped-ion quantum processor (nature.com)
Although quantum computers can perform a wide range of practically important tasks beyond the abilities of classical computers1,2, realizing this potential remains a challenge.

Quantum Computing, Science, Physics, Randomness

27 points by wahsmail 30 days ago | 19 comments

Experimental test of the nonlocal energy alteration between two quantum memories (phys.org)
Researchers at Shanghai Jiao Tong University and Hefei National Laboratory recently carried out a study aimed at testing this theoretical prediction experimentally using two quantum memories.

Quantum Computing, Physics, Experimental Science

3 points by westurner 35 days ago | 1 comments

Scientists Question Microsoft's Quantum Computing 'Breakthrough' (pcmag.com)
Some physicists are questioning Microsoft's February claim that it made a significant breakthrough in quantum computing.

Quantum Computing, Science, Microsoft

10 points by gmays 35 days ago | 4 comments

Microsoft quantum computing claim still lacks evidence (nature.com)
A Microsoft researcher today presented results behind the company’s controversial claim last month to have created the first ‘topological’ qubits — a long-sought goal of quantum computing.

Quantum Computing, Microsoft, Science

61 points by mathgenius 38 days ago | 17 comments

Quantum Speedup Found for Class of Hard Problems (quantamagazine.org)
It’s been difficult to find important questions that quantum computers can answer faster than classical machines, but a new algorithm appears to do it for some critical optimization tasks.

Quantum Computing, Computer Science, Optimization, Algorithms

74 points by EA-3167 39 days ago | 33 comments

Microsoft quantum breakthrough labeled 'unreliable' and 'essentially fraudulent' (theregister.com)
Microsoft's claim of a quantum computing breakthrough has attracted strong criticism from scientists, though the software giant says its work is sound – and it will soon reveal data that proves it.

Quantum Computing, Science, Microsoft, Technology, Controversy

6 points by cwwc 40 days ago | 0 comments

D-Wave quantum annealers solve problems classical algorithms struggle with (arstechnica.com)
The latest claim of a clear quantum supremacy solves a useful problem.

Quantum Computing, Computer Science, Algorithms, Artificial Intelligence

13 points by rbanffy 44 days ago | 13 comments

An operating system for executing applications on quantum network nodes (nature.com)
The goal of future quantum networks is to enable new internet applications that are impossible to achieve using only classical communication1,2,3.

Quantum Computing, Networking, Operating Systems

6 points by gnabgib 44 days ago | 0 comments

Microsoft quantum breakthrough labelled unreliable and 'essentially fraudulent' (theregister.com)
Microsoft's claim of a quantum computing breakthrough has attracted strong criticism from scientists, though the software giant says its work is sound – and it will soon reveal data that proves it.

Quantum Computing, Science, Software, Microsoft

5 points by beardyw 45 days ago | 2 comments

NIST selects HQC as fifth algorithm for post-quantum encryption (nist.gov)
NIST has chosen a new algorithm for post-quantum encryption called HQC, which will serve as a backup for ML-KEM, the main algorithm for general encryption.

Cryptography, Security, Quantum Computing, Algorithms

164 points by gnabgib 46 days ago | 116 comments

Show HN: Quantum Evolution Kernel (FOSS quantum graph machine learning lib) (github.com/pasqal-io)
The Quantum Evolution Kernel is a Python library designed for the machine learning community to help users design quantum-driven similarity metrics for graphs and to use them inside kernel-based machine learning algorithms for graph data.

Machine Learning, Quantum Computing, Open Source, Python, Graph Data

11 points by Yoric 46 days ago | 0 comments

Quantum Katas (microsoft.com)
Learn with Microsoft Quantum katas

Quantum Computing, Programming, Education

3 points by domofutu 49 days ago | 0 comments

China and US rapidly developing quantum computers, yet Bitcoin is still $90k (ycombinator.com)
Make it make sense.<p>Wouldn't the smartest thing to do right now is selling crypto, buying stock indices at works and real estate at best? At least you have your physical land deed with that.

Quantum Computing, Cryptocurrency, Economics

5 points by r33b33 50 days ago | 13 comments

Chinese Team Claims Zuchongzhi-3 Million Times Speedup over Google's Sycamore (thequantuminsider.com)
A Chinese research team has officially published findings that their quantum processor, Zuchongzhi 3.0, outperforms Google’s latest quantum computing efforts by a factor of one million.

Quantum Computing, China, Google, Technology

4 points by rguiscard 52 days ago | 0 comments

Why Quantum Engineering Is Emerging as a Distinct Industrial Sector (ieee.org)
Quantum tech isn't just about going smaller—it's about doing the impossible

Quantum Computing, Engineering, Industry

50 points by rbanffy 53 days ago | 51 comments

AWS Cat Qubits Make Quantum Error Correction Effective, Affordable (nextplatform.com)
In a scene from the movie Gladiator, Roman emperor Marcus Aurelius, worried about the fragility of his empire, tells his general, Maximus: “There was once a dream that was Rome. You could only whisper it. Anything more than a whisper and it would vanish.”

Quantum Computing, Cloud Computing, AWS

42 points by rbanffy 57 days ago | 11 comments

A Path to Scalable Quantum Computers (physics.aps.org)
Industrially useful quantum computers will require substantially more quantum bits (qubits) and similar or better fidelities for qubit operations, compared to present state-of-the-art systems.

Quantum Computing, Physics, Technology

15 points by elashri 60 days ago | 1 comments

Flawed Diamonds Make Perfect Quantum Sensors (ieee.org)
Quantum sensors take the biggest roadblock for quantum computers—unwanted interference, or noise—and turn it into a strength.

Quantum Computing, Quantum Sensors, Physics

40 points by rbanffy 62 days ago | 10 comments

Photon Bricks: A Lego set for playful quantum explorations (nottingham.ac.uk)
Researchers from the University of Nottingham’s Gravity Laboratory, alongside student LEGO enthusiasts, have developed unique LEGO-based interferometer kits to make quantum science more accessible and engaging.