Top stories for one week

Ask HN: What's the best way to visualize the Traveling Salesman Problem?

Show HN: A shared emergency number for families

Social media is populist and polarising; AI may be the opposite

How I accidentally made the fastest C# CSV parser

The Zellij terminal multiplexer now runs natively on Windows

Jaq: A jq clone focussed on correctness, speed, and simplicity

UVB in sunlight prevents heart disease

YOLO Linux – Linux, finally for everyone

Paralleltext.app – Learn Languages by Reading

Show HN: Converter for legacy Paint Shop Pro files (.psp and .pspimage) to SVG

In an Asymmetrical War, Iran Seeks an Edge with Its Information War

Study explains Antarctic sea ice growth and sudden decline

Fastbelt: The high-speed DSL toolkit for Go

The Age Verification Con

Architecture Decision Record

Translating non-trivial codebases with Claude (C++ to Java, Haskell to Clojure)

European Commission investigating breach after Amazon cloud account hack

Show HN: I turned my TV into a '90s Weather Channel with an Android kiosk app

Distributed DuckDB-Native DataFrames for Elixir

Nicholas Carlini – Black-hat LLMs – [un]prompted 2026 [video]

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