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The blog archive provides access to past blog postings from Communications of the ACM and other sources by date.

May 2025


From Daniel Lemire's Blog

Returning several values from a function in C++ (C++23 edition)

Returning several values from a function in C++ (C++23 edition)

Many programming languages such as the Go programming language are designed to make it easy to return several values at once from a function. In Go, it is often used to return an optional error code. The C++ programming language…


From Schneier on Security

Friday Squid Blogging: Pet Squid Simulation

Friday Squid Blogging: Pet Squid Simulation

From Hackaday.com, this is a neural network simulation of a pet squid.

Autonomous Behavior:

  • The squid moves autonomously, making decisions based on his current state (hunger, sleepiness, etc.).
  • Implements a vision cone for…


    From insideHPC

    NeuReality Announces Inference Appliance Is Preloaded with AI Models

    NeuReality Announces Inference Appliance Is Preloaded with AI Models

    Caesarea, Israel – May 14, 2025 – NeuRealityannounced that its NR1 Inference Appliance now comes preloaded with enterprise AI models, including Llama, Mistral, Qwen, Granite1, plus support for private generative AI clouds and…


    From insideHPC

    Women in HPC Announces WHPC Travel Fellows for ISC 2025

    Women in HPC Announces WHPC Travel Fellows for ISC 2025

    Women in HPC has named Sarah Johnston and Khyati Sethia as winners of the 2025 WHPC Travel Fellowships. They will present their research at next month’s ISC high performance computing conference in Hamburg next month. “We are…


    From Schneier on Security

    Communications Backdoor in Chinese Power Inverters

    Communications Backdoor in Chinese Power Inverters

    This is a weird story:

    U.S. energy officials are reassessing the risk posed by Chinese-made devices that play a critical role in renewable energy infrastructure after unexplained communication equipment was found inside some…


    From insideHPC

    ALCF Developer Session: Accelerating AI Training and Inference for Science on Aurora Exascale Supercomputer

    ALCF Developer Session: Accelerating AI Training and Inference for Science on Aurora Exascale Supercomputer

    May 15, 2025 — The Argonne Leadership Computing Facility will host an overview of key AI frameworks, toolkits, and strategies to achieve high-performance training and inference on the Aurora exascale supercomputer for scientific…


    From The Computing Community Consortium Blog

    Call for Input: Shaping the Future of AI Research in the United States

    Call for Input: Shaping the Future of AI Research in the United States

    The Networking and Information Technology Research and Development (NITRD) National Coordination Office (NCO), on behalf of the Office of Science and Technology Policy (OSTP), has issued a request for information (RFI) seeking…


    From Schneier on Security

    AI-Generated Law

    AI-Generated Law

    On April 14, Dubai’s ruler, Sheikh Mohammed bin Rashid Al Maktoum, announced that the United Arab Emirates would begin using artificial intelligence to help write its laws. A new Regulatory Intelligence Office would use the technology…


    From Computational Complexity

    A Bittersweet Anniversary

    The National Science Foundation was founded on May 10, 1950, 75 years ago last Saturday. No doubt the NSF has seen better days, but first let's take a look back.

    At the end of World War II, Vannevar Bush, Director of the Office…


    From The Computing Community Consortium Blog

    The Rise of the Chief AI Officer: A Conversation with CCC Council Member Manish Parashar

    The Rise of the Chief AI Officer: A Conversation with CCC Council Member Manish Parashar

    As artificial intelligence (AI) continues to influence nearly every sector of society, institutions across academia, government, and industry are recognizing the need for dedicated leadership to guide the responsible development…


    From insideHPC

    Supermicro Announces DLC-2 Direct Liquid Cooling Updates

    Supermicro Announces DLC-2 Direct Liquid Cooling Updates

    SAN JOSE, May 14, 2025 — Super Micro Computer, Inc. announced updates for to its Direct Liquid Cooling (DLC) solution that incorporate new technologies for cooling various server components, accommodate warmer liquid inflow temperatures…


    From insideHPC

    Saudi Data Center Company DataVolt in $20B Deal with Supermicro

    Saudi Data Center Company DataVolt in $20B Deal with Supermicro

    RIYADH, Saudi Arabia – 13 May 2025 – DataVolt, a Saudi Arabian data center company, today announced the signing of a multi-year partnership agreement with Super Micro Computer Inc. for ultra-dense GPU platforms and rack systems…


    From Schneier on Security

    Upcoming Speaking Engagements

    Upcoming Speaking Engagements

    This is a current list of where and when I am scheduled to speak:

    The list is maintained on this page.


    From insideHPC

    ParTec AG and ORCA Computing in Quantum-Accelerated AI Factories Partnership

    ParTec AG and ORCA Computing in Quantum-Accelerated AI Factories Partnership

    MUNICH and LONDON — ParTec AG, a European developer of AI supercomputers, quantum computing and high-performance computing, and quantum company ORCA Computing today announced their partnership to provide quantum-accelerated HPC…


    From insideHPC

    Quantinuum and Al Rabban Capital Launch Joint Venture for Quantum in Qatar and Region

    Quantinuum and Al Rabban Capital Launch Joint Venture for Quantum in Qatar and Region

    Doha, Qatar, May 14th, 2025 — Quantinuum is establishing a Qatari-incorporated joint venture with Al Rabban Capital, a division of Qatar-based Al Rabban Holding Company. The venture is intended to accelerate quantum computing…


    From insideHPC

    DOE Announces Outstanding U.S. Doctoral Students Office of Science Graduate Research Program

    DOE Announces Outstanding U.S. Doctoral Students Office of Science Graduate Research Program

    May 14 2025 — The Department of Energy’s (DOE) Office of Science has selected 79 PhD students from 56 universities and 29 states for the Office of Science Graduate Student Research (SCGSR) program. A list of the 79 awardees for…


    From insideHPC

    NVIDIA in Partnership to Build AI Factories in Saudi Arabia

    NVIDIA in Partnership to Build AI Factories in Saudi Arabia

    NVIDIA announced a partnership with HUMAIN, the AI subsidiary of Saudi Arabia’s Public Investment Fund, to build AI factories in the kingdom. HUMAIN said the partnership will develop a projected capacity of up to 500 megawatts…


    From insideHPC

    Anaconda Claims 1st Unified AI Platform for Open Source

    Anaconda Claims 1st Unified AI Platform for Open Source

    AUSTIN, Texas– Anaconda Inc. today announced the release of the Anaconda AI Platform, which the company said is the only unified AI platform for open source that centralizes everything needed to source, secure, build, and deploy…


    From insideHPC

    Adaptive Power Systems for the 100kw Rack AI Data Center

    Adaptive Power Systems for the 100kw Rack AI Data Center

    Traditional rack power distribution was historically treated as a commodity — a passive conduit delivering electrons from wall to machine. That thinking is obsolete. Today’s high-performance computing environments demand visibility…


    From Schneier on Security

    Court Rules Against NSO Group

    Court Rules Against NSO Group

    The case is over:

    A jury has awarded WhatsApp $167 million in punitive damages in a case the company brought against Israel-based NSO Group for exploiting a software vulnerability that hijacked the phones of thousands of users…


    From Schneier on Security

    Florida Backdoor Bill Fails

    Florida Backdoor Bill Fails

    A Florida bill requiring encryption backdoors failed to pass.


    From Computational Complexity

    Random Thought on the New Pope (the actual New Pope, not the TV series). He was a math major!

     The New Pope is Pope Leo XIV (pre-Pope name is Robert  Prevost). 

    1) Pope names are one of the few places we still use Roman Numerals. I saw an article that was probably satirical that Americans prefer Roman Numerals (the numbers…


    From CS4FN (Computer Science For Fun)

    Signing Glasses

    Signing Glasses

    In a recent episode of Dr Who, The Well, Deaf actress Rose Ayling-Ellis plays a Deaf character Aliss. Aliss is a survivor of some, at first unknown, disaster that has befallen a mining colony 500,000 years in the future. TheContinue…


    From Daniel Lemire's Blog

    Producing useful commands on the go using C++ and AI

    Producing useful commands on the go using C++ and AI

    A few weeks ago, I attended a software engineering seminar focused on the role of large language models in programming. The distinguished software engineering professors in attendance were notably skeptical, frequently dismissing…


    From Schneier on Security

    Friday Squid Blogging: Japanese Divers Video Giant Squid

    Friday Squid Blogging: Japanese Divers Video Giant Squid

    The video is really amazing.

    As usual, you can also use this squid post to talk about the security stories in the news that I haven’t covered.


    From insideHPC

    Quantum: IonQ to Acquire Lightsynq

    Quantum: IonQ to Acquire Lightsynq

    COLLEGE PARK, MD – May 7, 2025 – IonQ (NYSE: IONQ), a commercial quantum computing and networking company, today announced that it has entered into a definitive agreement to acquire Lightsynq Technologies Inc., a Boston-based…


    From insideHPC

    Alice & Bob to Build $50M Quantum Lab in Paris

    Alice & Bob to Build $50M Quantum Lab in Paris

    Paris – May 8, 2025 – Alice & Bob, a fault-tolerant quantum computing (FTQC) company, today announced the construction of a $50 million quantum computing laboratory in Paris to support the development of its products. The company…


    From CS4FN (Computer Science For Fun)

    Sign Language for Train Departures

    Sign Language for Train Departures

    This week (5-11th May) is Deaf Awareness Week, an opportunity to celebrate d/Deaf* people, communities, and culture, and to advocate for equal access to communication and services for the d/Deaf and hard of hearing. A recentContinue…


    From The Computing Community Consortium Blog

    CCC and CRA-I Release Joint Whitepaper on the Future of Programming in the Age of Large Language Models

    CCC and CRA-I Release Joint Whitepaper on the Future of Programming in the Age of Large Language Models

      The Computing Community Consortium (CCC) is excited to announce the release of a new joint whitepaper with CRA-Industry, The Future of Programming in the Age of Large Language Models. A collaborative effort of leading experts…


    From insideHPC

    Women in HPC Announces ISC Events

    Women in HPC Announces ISC Events

    Edinburgh, 8 May 2025 - Women in HPC (WHPC), in collaboration with ISC High Performance 2025 (ISC), announced the full WHPC schedule of in-person events aimed at celebrating innovation, inclusion, and leadership in supercomputing…

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