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In this web content, the author recounts their experience with Meccano and their discovery of a replica of Da Vinci’s self-powered cart at Dover Transport Museum. They discuss the various theories and interpretations of how the cart was powered and steered, including an analysis of Da Vinci’s sketch and research conducted by scholars and museums. […]
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arXiv is committed to providing equitable access to scientific research, and to further this goal, they have made research papers more accessible for users with disabilities. Starting from December 18th, arXiv now generates an HTML version of all TeX/LaTeX papers submitted after December 1st, 2023. This additional format is aimed at assisting researchers with reading […]
Researchers at Lawrence Livermore National Laboratory (LLNL) have developed a modeling tool to assess the use of nuclear devices for defending against asteroid impacts. The tool simulates the energy deposition from a nuclear device on an asteroid’s surface, providing new insights into radiation interactions and shockwave dynamics. This model builds on NASA’s recent Double Asteroid […]
Beeper has announced that it will no longer focus on bringing iMessage to Android and will instead concentrate on building the best chat app. The company states that its credibility suffers each time there are connectivity issues with its workaround solution, and competing with Apple is unsustainable. However, Beeper’s latest fix requires users to own […]
The author shares their experience of solving a complex aggregation problem with a cyber intrusion dataset in R. They explain the challenge of aggregating statistics for different subsets of data and provide examples of how certain statistics can be aggregated. They then describe their initial inefficient algorithm and the optimization considerations they had to take […]
DocuSeal is an open-source alternative to popular digital document platforms like DocuSign and PandaDoc. It allows users to create, fill, and sign digital documents easily. With support for various file formats and a maximum file size of 100MB, users can upload their documents effortlessly. DocuSeal also offers the ability to turn documents into fillable forms […]
According to a congressional investigation, major pharmacy chains in the US are sharing sensitive medical records with law enforcement without a warrant and without consulting legal professionals. This has raised concerns about medical privacy, especially in states that are increasingly criminalizing reproductive health care. Even if people seek healthcare in states with more lenient laws, […]
The Rust Async Working Group is pleased to announce a major milestone in the use of async fn in traits. Rust 1.75, which will be released next week, will support both the use of -> impl Trait notation and async fn in traits. While there are still some missing features, this progress is significant. It […]
Cisco has announced its intent to acquire Isovalent, marking a major milestone for the company and the Cilium project ecosystem. Isovalent was founded to bring eBPF technology to the cloud native age and redefine networking and security. The company has invested in open source projects such as Cilium, Tetragon, Hubble, and eBPF, which have become […]
OLED displays have become popular in cellphones and high-end TVs due to their sharp images, deep black levels, and wide viewing angles. However, they are not as durable or bright as LCDs, and their energy efficiency depends on the displayed images. Blue phosphorescent OLED (PHOLED) materials are set to change this, as Universal Display Corp. […]