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Curated cybersecurity and tech news — AI-summarized, source attributed.

tech-culturepolicy

Project Orion: The Nuclear Pulse Rocket Nobody Was Brave Enough to Fly

Nuclear pulse propulsion — most famously Project Orion — proposed powering a spacecraft by detonating a stream of small nuclear bombs behind a heavily shock-abs

via Hacker News ·

Rebuilding search: an S+ tree that beats binary search by 40x

Ragnar Groot Koerkamp takes the static B-tree (S+ tree) design from Algorithmica and pushes it to the limit for one narrow but common problem: given a sorted ar

via Hacker News ·
devopsopen-source

Running SQLite in Production: ANALYZE, Single-Writer Pain, and Backups

Julia Evans documents lessons from running a Django site on SQLite, her fourth SQLite-backed project but the first where the Django ORM pushes the database hard

via Hacker News ·
aitech-culture

SpaceX briefly dips below its $135 IPO price as Musk hype cools

SpaceX shares touched their $135 IPO price for the first time on Wednesday, wiping out the 50%-plus surge the stock posted in its opening days last month. The s

via Hacker News ·
aitech-culture

The 'Butthole Era' of Design: Why Every AI Logo Looks the Same

A tongue-in-cheek but pointed critique argues that AI company branding has converged on a single visual template: a circular or snowflake-like mark with a soft

via Hacker News ·
tech-cultureopen-source

The Zilog Z80 Turns 50: How an 8-Bit Workhorse Shaped Computing

Zilog's Z80, launched in July 1976, is marking half a century since it became one of the most influential processors ever built. Binary-compatible with Intel's

via Hacker News ·
vulnerabilityprivacy

TP-Link Kasa cameras broadcast owners' home GPS unauthenticated for six years

Researcher Christopher Childress physically extracted firmware from a TP-Link Kasa Spot EC71 indoor camera and confirmed three vulnerability chains, all now pat

via Hacker News ·
supply-chaintech-culture

Union Pacific paints rail sides white to cut heat-driven derailments

Union Pacific has started spraying white paint on both sides of its steel rails in high-heat regions to counter a hazard called thermal misalignment — when rail

via Hacker News ·
aitech-culture

Unverified Reddit claim: 'GPT-5.6' closed a 30-year convex-optimization gap

There is no article here to summarize. The submission is a link to an r/math Reddit thread, and the only text supplied is the headline itself — no body, no proo

via Hacker News ·
aitech-culture

Vāgdhenu: Meter-Aware TTS That Chants Sanskrit at Expert-Level Fidelity

Prof. Prathosh A P of the Indian Institute of Science, Bengaluru has built Vāgdhenu, a text-to-speech system that renders Sanskrit verse as traditional pārāyaṇa

via Hacker News ·
aiopen-source

A Free, Short Book on Reinforcement Learning — From Monte Carlo to PPO

Developer alxndrTL has released The Little Book of Reinforcement Learning, a compact introduction that takes readers from RL fundamentals through to applied alg

via Hacker News ·
aiopen-source

A Weekend TF-IDF + SVM Classifier Spots LLM Text at 85% Per Sentence

A developer set out to build an AI-text detector after growing frustrated with low-quality, obviously machine-written fanfiction flooding online tags. Perplexit

via Hacker News ·