A new Show HN project introduces a 3D visualizer for London trains, using deck.gl and TFL API, allowing users to track trains in real-time across London and to airports.
Show HN: Follow London Trains In 3D
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Smart Home & IoT
76 posts
The City That Watches Itself: The Living Digital Twin, and the God’s-Eye View We’re Building
Cities are developing dynamic digital twins integrated with real-time sensors and AI, creating a continuous, comprehensive view of urban life and infrastructure.
The City That Watches Itself: The Living Digital Twin, And The God’s-Eye View We’re Building
A new generation of digital twins, powered by advanced sensors and AI, enables cities to monitor and simulate themselves in real time, raising both opportunities and concerns.
Show HN: KiCad In The Browser
KiCad, a popular PCB design tool, is now available for use directly in web browsers, supporting demo projects and user uploads with varying browser compatibility.
Verizon is About to Break our Watches
Verizon plans to deprecate the Gizmohub app on July 6, risking loss of messaging and location features for Gizmo watch users without support for Verizon Family app.
Qi fan fan
Exploring Qi Fan Fan, a new active cooling system integrated into wireless chargers to prevent overheating and improve charging efficiency.
Valve Open-source The Steam Machine E-ink Screen So You Can Make Your Own
Valve releases open-source code for the Steam Machine’s e-ink display, enabling users to create custom implementations.
EU e-truck sector skeptical about CATL-Octopus battery-swapping plan
European e-truck industry expresses doubts over China’s CATL and Octopus joint battery-swapping initiative, citing compatibility and industry resistance.
7 Best Wireless Smartwatches for Prime Day Deals in 2026
Discover the best wireless smartwatches on Prime Day 2026, including Apple, Garmin, and budget options, with details on features, deals, and buying tips.
7 Best Wireless Smartwatches for Prime Day Deals in 2026
Discover the best wireless smartwatches on Prime Day 2026, including Apple, Garmin, and budget options, with details on features, deals, and suitability.
