Agentic is a platform allowing users to define extensions and output schemas using Pydantic data models. This enables structured outputs from chatbots, as demonstrated by the example code defining a time output model for date and time information. This provides increased flexibility and control for building AI applications.
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The US AI Safety Institute (US AISI) evaluated the risk of AI agent hijacking using the AgentDojo framework, testing Anthropic's Claude 3.5 Sonnet model. Key findings highlight the need for continuous improvement of evaluation frameworks, adaptive evaluations to account for evolving attack methods, and the importance of analyzing task-specific attack success rates. The study introduced new attack scenarios like remote code execution, database exfiltration, and automated phishing, demonstrating their effectiveness across different environments. This research underscores the need for iterative improvements in AI security evaluation frameworks to address the ever-evolving threat of AI agent hijacking.
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Firefly Aerospace's Blue Ghost lunar lander captured incredible images from the moon's surface, including a stunning 'diamond ring' solar eclipse during the total lunar eclipse on March 14th. This marks the first time a commercial company has actively operated on the moon and observed a total solar eclipse where Earth blocks the sun, a phenomenon that occurred simultaneously with the lunar eclipse seen on Earth. The event highlights the new era of private lunar exploration.
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Canadian Defense Minister Bill Blair announced a review of Canada's contract with Lockheed Martin for the purchase of F-35 fighter jets. This comes amidst rising tensions between Ottawa and Washington, following Portugal's similar reconsideration of the F-35 purchase. Canada initially planned to buy 88 jets for C$19 billion, but Blair stated Prime Minister Trudeau has directed an examination of alternatives, including potential assembly in Canada. The decision is linked to concerns over President Trump's protectionist trade policies and strained US-Canada relations.
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Lego Group announced it's bringing video game development in-house, marking a significant shift in the toy giant's gaming strategy. While Lego has previously collaborated with third-party studios on numerous games, this internalization signifies greater control over its future game products. This move is particularly notable given the success of the Lego mode in Epic Games' Fortnite. However, Lego isn't entirely abandoning collaborations; partnerships like the 2K Drive racing game and rumored Lego football game suggest a continued exploration of diverse partnerships.
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Since January 31st, a malfunctioning Cloudflare CAPTCHA system has blocked access to numerous websites for Pale Moon and other non-mainstream browsers. This issue, lasting nearly a month, has seen little to no communication from Cloudflare, leaving open-source projects like Pale Moon suffering user loss and revenue decline. With no official statement or resolution in sight, the author is considering legal action.
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Experiencing intermittent WiFi connectivity issues with your ESP32-based IoT projects? This article shares several practical solutions, including disabling ESP32's WiFi power saving mode, setting your AP to use 20MHz channels, and pinning your ESP32 to a specific access point. While lacking rigorous scientific backing, these anecdotal solutions have proven effective for the author, eliminating frequent network dropouts.
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Since January 31st, Cloudflare's CAPTCHA system has been intermittently failing, blocking access to websites for numerous non-mainstream browsers, including Pale Moon. Despite community reports, Cloudflare has offered little to no response, leading to accusations of discrimination against open-source projects. The issue, lasting nearly a month, significantly impacts user numbers and revenue for affected browsers, pushing developers towards considering legal action.
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In Young Cho, a quantitative trader at Jane Street, shares her unconventional career path from pre-med to quantitative trading. She recounts her experiences interning and working at Jane Street, including using programming languages like OCaml and VBA for trading and development, and humorous anecdotes about interacting with brokers. The episode delves into Jane Street's trading research, from simple linear models to complex deep neural networks, and how they leverage machine learning in low-data, high-noise environments subject to frequent regime changes. In Young Cho details the four stages of her research process: exploration, data collection, modeling, and productionization, and discusses the tension between flexible research tools and robust production systems. Finally, she offers a glimpse into the future directions of Jane Street's machine learning research, including expanding into more asset classes and data modalities, and leveraging AI to enhance trader efficiency.
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This article exposes Russia's deceptive tactics in the realm of cybersecurity. Russia has long used international agreements as a smokescreen to advance its own strategic interests at the expense of others. Its definition of "information security" differs drastically from the West's "cybersecurity," encompassing content control and censorship where the latter focuses on technical aspects. Accepting Russia's framework would undermine free speech. Historical precedents demonstrate how authoritarian regimes exploit disarmament talks for self-serving gains. The article analyzes Russia's cyber treaty proposals since the 1990s, highlighting hidden obstacles and its collaboration with China to control online discourse. The author argues that Western nations should remain vigilant, uphold existing international law, and counter cyber threats by strengthening cooperation and enforcing existing norms, rather than entering binding treaties with Russia.
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Nash is a standalone HTML note-taking application that doesn't require any other software or services. You can save and edit notes offline, create static blogs or single-page content, and preview long content via messaging apps before sharing. Inspired by the developer's experience using a single HTML file to prototype an idea, Nash showcases the power of HTML for creating a document file that works without separate services like Notion or Word. Nash is open-source and free to modify and use.
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A new study reveals that adults learning a new language benefit more from initially focusing on the melody and rhythm of speech rather than written text. Czech adults listened to Māori, then were tested on distinguishing Māori from Malay. Those who simply listened performed better than those who also read subtitles; reading actually hindered their ability to discern the languages' rhythmic patterns. This suggests that adults should mimic infants, prioritizing the overall sound patterns of a language before tackling written forms, potentially unlocking the brain's inherent language acquisition mechanisms.
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This article explores the infamous Collatz conjecture and its surprising connection to ARX algorithms in cryptography (e.g., ChaCha). The Collatz conjecture describes a simple iterative function; whether it always converges to 1 remains unproven. The article draws an analogy between the Collatz function and a Turing machine, highlighting how carry propagation in its bitwise implementation creates unpredictable complexity. This contrasts interestingly with ARX algorithms, which use addition, rotation, and XOR to achieve efficient diffusion. The article suggests the Collatz conjecture's unsolved nature might stem from the inherent complexity of computation, similar to the halting problem.
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Wyvern released a metadata catalog for its satellite imagery, including image locations and capture metadata. Using Mapbox's free geocoding service (100K searches per month), the developer downloaded this metadata and successfully linked each image's address details to its geographic location. This resulted in a 33-line JSONL file containing geographic location data. Each record includes various image formats (GeoTIFF, preview images, etc.), latitude/longitude coordinates, bounding boxes, and more, facilitating subsequent data visualization and analysis.
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Cursor 0.47 focuses on stability and performance improvements, making existing features work better. Agent mode is now the default, unifying Chat, Composer, and Agent into a single, smarter interface. This release also includes enhanced keyboard shortcuts, new themes, UI improvements, multiple image uploads, improved rules and MCP support, and numerous bug fixes. Agent mode boasts automatic web search and smarter code editing and application capabilities.
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New research from Tinshemet Cave in Israel reveals a surprising level of interaction between Neanderthals and Homo sapiens during the Middle Paleolithic. The findings, published in Nature Human Behavior, show evidence of shared technologies, lifestyles, and even burial customs. These interactions fostered cultural exchange and led to innovations such as formal burial practices and the symbolic use of ochre. This challenges previous assumptions about competition and highlights the Levant as a crucial hub for early human interaction and cultural development.
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aiopandas is a lightweight library that adds async support to Pandas' core functions like `map`, `apply`, and `applymap` via monkey patching. This allows seamless integration of async functions, enabling controlled parallel execution with `max_parallel` for dramatically faster processing of I/O-bound tasks such as API calls, web scraping, and database queries. It also integrates with tqdm for progress tracking. Simply replace `.map()` with `.amap()` (and similar for other functions) for a near drop-in replacement.
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Parahelp is building an AI-powered support agent for software companies. Their agent uses existing infrastructure (Slack, Stripe, etc.) to resolve support tickets end-to-end, aiming to fully replace human support agents. They believe context, not intelligence, will be the bottleneck for future AI coworkers. Launched in August 2024, Parahelp is backed by Y Combinator and prominent investors, and already works with leading companies like Perplexity and Framer.
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The author updated their popular hexagonal grid guide with a new section on spiral coordinate systems. Despite not yet using them in a real project, they decided to stop waiting and share their current understanding, including unoptimized sample code. More variants will be added in the future. Additionally, they discovered a simplified angle sorting method using axial coordinates, which is detailed on a separate page.
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arXivLabs is a framework for collaborators to build and share new arXiv features directly on the site. Participants must embrace arXiv's values of openness, community, excellence, and user data privacy. Got an idea to improve the arXiv community? Learn more about arXivLabs.
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Researchers at GitHub Security Lab discovered two critical authentication bypass vulnerabilities (CVE-2025-25291 and CVE-2025-25292) in the ruby-saml library. Attackers can use a single valid signature to forge SAML assertions, allowing account takeover by logging in as any user. The vulnerability stems from ruby-saml's use of two different XML parsers (REXML and Nokogiri), creating a parser differential exploited by attackers. Version 1.18.0 fixes the vulnerability; all users are urged to update immediately.
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This article details an algorithm for solving the polyomino tiling problem. The core idea is to transform the geometric problem into a graph theory problem and use a backtracking search algorithm with various heuristics. First, the algorithm preprocesses to calculate all possible placements, constructing a bipartite graph representing all possibilities. Then, a backtracking search algorithm finds a subset of placements satisfying the conditions, optimized by heuristics such as prioritizing constrained grid points and splitting the grid. The algorithm demonstrates good generality and robustness in handling arbitrary grid shapes and polyomino sets. The author also discusses limitations and future improvements, such as transforming the problem into a SAT problem for solution.
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Waymo's autonomous vehicles in San Francisco received 589 parking tickets in 2024, totaling $65,065 in fines. Violations included obstructing traffic, ignoring street cleaning rules, and parking in prohibited zones. Waymo stated that many citations occurred during the few minutes of picking up or dropping off passengers, while the cars searched for safe parking. While the company claims it's improving its system to avoid future tickets, the incident highlights the challenges autonomous vehicles face in navigating urban environments and adhering to traffic regulations.
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This essay is a deeply personal reflection on the author's 25-year relationship with Nine Inch Nails, focusing on the band's music and the mystical aura surrounding their guitarist, Robin Finck. The author explores themes of rage, sexuality, and mysticism within NIN's work, detailing Finck's unique stage presence and playing style as a form of ecstatic experience. The writing process is likened to creating a hagiography, weaving together personal experiences of music, identity, and spiritual exploration into a compelling cultural critique and personal narrative. It's a captivating read for anyone interested in music, identity, or the power of artistic expression.
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Nearly 60 years after 23 nuclear detonations scarred Bikini Atoll, it appears as an idyllic Pacific paradise once again. However, Stanford professor Stephen Palumbi's research reveals a surprising ecological recovery near Bravo Crater, the site of the most powerful US bomb ever detonated. Flourishing coral reefs and fish populations exist despite the devastation. Palumbi's team will sequence the genomes of corals and coconut crabs to study genetic mutations and adaptation to radiation, with potential applications in cancer research. This research highlights the ocean's resilience while serving as a stark reminder of the past and the importance of preventing similar disasters.
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This article uses Billboard chart data to investigate whether 1964 was truly a watershed year for popular music, as many claim. Analyzing 175 acts that charted in the top 40 in 1963, the author finds that half never had another top 40 hit after 1964. However, this wasn't unique to 1964; similar trends appeared in other years. The article argues that while the British Invasion significantly impacted the music landscape, the US music scene was also undergoing its own evolution. The piece also features the remarkable longevity of Frankie Valli, along with song recommendations from Doechii and The Newbeats.
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This post recounts eight years of using Mail-in-a-Box (MiaB) for self-hosted email, culminating in a recent migration from Ubuntu 18.04 to 22.04. Challenges included persistent deliverability issues with Hotmail (resolved by switching hosting providers), and database conflicts during a Nextcloud upgrade (manually fixed). The author details the complexities of DNS configuration and the backup/disaster recovery strategies employed during the migration. The successful migration underscores the author's commitment to software freedom and independence, highlighting the learning and persistence involved in tackling technical challenges.
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MYGA is a clean and minimal YouTube frontend, stripping away ads and unnecessary features. Powered by yt-dlp for downloading videos and optionally your local AI model for summarizing video content, it offers a local, efficient, concise, and ad-free YouTube experience. Features include channel management, subscriptions, background playback, offline playback, and more. It's dependency-free (except nano-spawn), using only HTML/CSS; no JS frameworks on the client or server. Host it on your home network for playback on all your devices.
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Stellar Sleep, a startup on a mission to improve sleep for millions with chronic insomnia, is hiring a founding product engineer. Launched in 2022, the company boasts strong clinical data, backing from top investors like Initialized Capital and Y Combinator, and proven success in helping tens of thousands sleep better. The ideal candidate will have 3-6 years of software engineering experience, proficiency in TypeScript and Python, familiarity with Django Rest Framework or NextJS, and a willingness to work from the San Francisco office. A healthcare background isn't required; a passion for learning and excellence is key.
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A nationwide power outage plunged Cuba into darkness Friday night after its power grid collapsed. The failure, originating at the Diezmero substation, caused a significant loss of generation in western Cuba and crippled the national electric system. While efforts are underway to restore power, with some localized systems already back online, the full restoration timeline remains unclear. This latest outage adds to a string of power failures plaguing the island, highlighting issues with aging infrastructure, natural disasters, and economic turmoil. The government cites US sanctions, while critics point to a lack of domestic investment. The widespread blackout has caused significant disruption for Cubans, many of whom rely on electricity for cooking and refrigeration.
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