Humanoid Robot Actuators

86 ofrzeta 2026-05-04 04:15:16 UTC firgelli.com Llama Share 9

Humanoid robots face a mass penalty spiral due to the high frequency and magnitude of forces acting on their actuators, leading to a need for high torque density and back-drivability. The choice of actuator type, such as rotary or linear, and gear ratio is critical in humanoid design, with a balance between strength, efficiency, and thermal management required to achieve commercial viability.

Using "underdrawings" for accurate text and numbers

161 samcollins 2026-05-04 00:15:16 UTC samcollins.blog Llama Share 41

User shares a technique to generate images with Gemini 3.0 Pro and ChatGPT-Images-2 by combining deterministic underdrawing with generative painting. This method still outperforms the models on certain tasks.

BYOMesh – New LoRa mesh radio offers 100x the bandwidth

342 nullagent 2026-05-03 18:15:16 UTC partyon.xyz Llama Share 107

dataparty is releasing a small, capable LoRa companion dev kit with 2.4GHz and sub-1GHz capabilities. It combines SX1276 and SX1281 chips for mesh networking and high-speed data transfer.

DeepClaude – Claude Code agent loop with DeepSeek V4 Pro

379 alattaran 2026-05-03 22:15:16 UTC github.com/aattaran Llama Share 141

Claude Code can be used with DeepSeek V4 Pro for 17x cheaper, scoring 96.4% on LiveCodeBench. It supports file reading, editing, and autonomous multi-step coding loops with various Anthropic-compatible backends.

Discovering hard disk physical geometry through microbenchmarking (2019)

53 TapamN 2026-05-04 01:15:16 UTC blog.stuffedcow.net Llama Share 3

Hard drives have evolved significantly since the 1950s, with modern drives storing 106 times more data and having 101 times faster access times than their early counterparts. Researchers have developed microbenchmarks to extract the physical geometry of hard disk drives, including rotation period, sector location, track boundaries, skew, seek time, and defective sectors, to better understand ...

The 'Hidden' Costs of Great Abstractions

137 jdgr 2026-05-03 23:15:16 UTC jdgr.net Llama Share 43

Computing abstraction has made development easier but often sacrifices understanding and quality. As a result, many software products are slow, buggy, and lack expertise.

Southwest Headquarters Tour

231 KatiMichel 2026-05-03 17:15:16 UTC katherinemichel.github.io Llama Share 71

The author visited Southwest Headquarters, touring facilities including the LEAD Center, pilot uniform shop, and Network Operations Center. They saw flight attendants training, pilots practicing safety demonstrations, and experienced a full-motion simulator.

A desktop made for one

306 xngbuilds 2026-05-03 16:15:16 UTC isene.org Llama Share 137

The author replaced their entire desktop with custom-built software, including a text editor, file manager, and IRC client, using Rust and assembly language. This was made possible by the low barrier to entry and the ability to tailor software to their exact needs and workflow.

OpenAI's o1 correctly diagnosed 67% of ER patients vs. 50-55% by triage doctors

373 donsupreme 2026-05-03 15:15:16 UTC theguardian.com Llama Share 308

A Harvard study found AI systems outperformed human doctors in emergency medicine triage, diagnosing 67% of cases accurately compared to 50-55% for humans. The AI's advantage was particularly pronounced in triage circumstances requiring rapid decisions with minimal information.

Tar Files Created on macOS Display Errors When Extracting on Linux (2024)

90 heresie-dabord 2026-05-03 22:15:16 UTC aruljohn.com Llama Share 59

You create tar.gz files on Mac that may cause errors on Linux servers due to extra files added by the default BSD tar program. To create clean tar files, use bsdtar with --no-xattrs or install gnu-tar as the default tar program.

K3sup – bootstrap K3s over SSH in < 60s

46 rickcarlino 2026-05-04 00:15:16 UTC github.com/alexellis Llama Share 13

k3sup is a lightweight utility to get from zero to KUBECONFIG with k3s on any local or remote VM using SSH access and a k3sup binary. It supports Linux, Windows, MacOS, and Raspberry Pi.

US–Indian space mission maps extreme subsidence in Mexico City

143 leopoldj 2026-05-03 18:15:16 UTC phys.org Full Share 58

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A Treasure Trove of Fossils Rewrites the Story of Early Life

12 worldvoyageur 2026-05-04 04:15:16 UTC quantamagazine.org Llama Share 0

Scientists discovered a new Cambrian Lagerstätte in southern China, the Huayuan biota, containing 8,681 well-preserved fossils of 153 species. The site reveals a diverse deep-sea ecosystem after the Sinsk extinction, providing clues about the evolution of modern animal phyla and oceanic carbon cycling.

Introduction to Atom

83 susam 2026-05-03 22:15:16 UTC validator.w3.org Llama Share 24

Atom is an XML-based format for publishing and editing web resources. It consists of metadata and entries, with required elements including title, link, updated, and author.

Stitch Together Lots of Little HTML Pages with Navigations for Interactions

24 OuterVale 2026-05-04 05:15:16 UTC blog.jim-nielsen.com Llama Share 13

The user prefers multi-page navigations over in-page interactions with JavaScript, using HTML and CSS for a simpler and more robust approach. This method ensures a website remains functional even with older devices, browsers, or JavaScript disabled, and is more intuitive to use.

Denuvo has been cracked in all single-player games it previously protected

301 oceansky 2026-05-03 07:15:16 UTC tomshardware.com Llama Share 180

Pirates have cracked or bypassed all Denuvo-protected games, with zero remaining uncracked. Denuvo responded by adding a 14-day online check to some titles, posing problems for gamers with spotty internet connections.

Bad Connection: Global telecom exploitation by covert surveillance actors

133 miohtama 2026-05-03 17:15:16 UTC citizenlab.ca Llama Share 9

Mobile network surveillance campaigns have been identified using multiple techniques to track targets by combining 3G and 4G signalling network protocols with direct device exploitation via SMS. The campaigns leveraged identifiers and infrastructure associated with operators worldwide, demonstrating extensive global reach and exploiting structural weaknesses in the mobile telecommunications ecosystem.

New statue in London, attributed to Banksy, of a suited man, blinded by a flag

352 dryadin 2026-05-03 19:15:16 UTC smithsonianmag.com Llama Share 316

A new Banksy statue in central London depicts a suited man walking off a ledge, with the artist's signature confirmed through his Instagram account. London authorities have placed safety barriers around the statue and do not plan to remove it, with the mayor hoping it can be preserved for public enjoyment.

Show HN: Ableton Live MCP

74 bschoepke 2026-05-03 18:15:16 UTC github.com/bschoepke Llama Share 50

User created an MCP server for Ableton Live to control with voice commands using Codex. They want to create an EDM song with audio vocals, chip tunes, and 80's drum machines, using Ableton devices and third-party plugins.

Mercedes-Benz commits to bringing back physical buttons

669 teleforce 2026-05-03 15:15:16 UTC drive.com.au Llama Share 377

Mercedes-Benz admits touch-sensitive controls were a mistake, will offer physical buttons in future models. The brand will blend screens with physical controls, listening to customer feedback for direct access to specific functions.

The text mode lie: why modern TUIs are a nightmare for accessibility

184 SpyCoder77 2026-05-04 00:15:16 UTC xogium.me Llama Share 80

Sighted developers often assume terminal apps are inherently accessible, but modern TUIs can be hostile to accessibility due to frameworks like Ink and Bubble Tea. These frameworks can cause screen readers to spam users with updates and trigger massive system instability.

Text-to-CAD

104 softservo 2026-05-03 17:15:16 UTC github.com/earthtojake Llama Share 29

This harness provides skills for CAD, robot description, motion, and manufacturing, with bundled docs and standalone repos. It includes skills for STEP, STL, URDF, and robot motion, with Claude Code compatibility.

Why TUIs are back

312 rickcarlino 2026-05-03 19:15:16 UTC wiki.alcidesfonseca.com Llama Share 329

Native applications are losing to Terminal User Interfaces (TUIs) and Electron apps due to complexity and inconsistency. Developers should focus on creating homogeneous interfaces that give consistent experiences, following user interface design theory.

Let's Buy Spirit Air

306 bjhess 2026-05-04 00:15:16 UTC letsbuyspiritair.com Llama Share 288

Spirit Airlines collapsed on May 2nd, 2026, due to Wall Street debt and extraction. The people can own it back through Spirit 2.0, a cooperative model with one vote per member and profit sharing.

I recreated the Apple Lisa computer inside an FPGA [video]

95 cyrc 2026-05-03 18:15:16 UTC youtube.com Embed Share 23

Fun with polynomials and linear algebra; or, slight abstract nonsense

4 LolWolf 2026-05-04 05:15:16 UTC guille.site Prefix Share 0

This is mostly a bunch of notes to myself (with some slight expansion) and is a combination/extension/simplification of theorems/ideas/constructions from a bunch of texts, including Wistbauer’s “Foundations of Module and Ring Theory” and Fuhrmann’s “A Polynomial Approach to Linear Algebra”, along with others that at this point I don’t recall. While most of the things here are pretty standard ...

Roger Sweet, Creator of the He-Man Action Figure, Dies at 91

39 ChrisArchitect 2026-05-04 02:15:16 UTC nytimes.com Llama Share 6

Roger Sweet, a 91-year-old toy designer, died after creating He-Man and other characters for the Masters of the Universe franchise in the 1980s. Sweet's legacy endures through iconic characters he helped bring to life.

Security through obscurity is not bad

149 mobeigi 2026-05-03 15:15:16 UTC mobeigi.com Llama Share 159

Echo is wrong about security through obscurity being redundant, as it can still provide an additional layer of security by making it harder for attackers to find vulnerabilities. Obscurity can be an effective deterrent, as it increases the time and money attackers must spend to find and exploit vulnerabilities.

What is Z-Angle Memory and why is Intel developing it?

105 rbanffy 2026-05-03 14:15:16 UTC hpcwire.com Llama Share 36

The website is blocked due to security reasons after a suspicious action was detected. Please email the site owner with the Cloudflare Ray ID and details of the action that triggered the block.

Show HN: Apple's SHARP running in the browser via ONNX runtime web

170 bring-shrubbery 2026-05-03 09:15:16 UTC github.com/bring-shrubbery Llama Share 42

The SHARP model requires sufficient disk space and RAM, so it uses the hosted model by default. Uploading the ONNX file directly may not work due to the separate .onnx.data sidecar.