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AI & Machine Learning

The most popular blog posts about ai & machine learning on Hacker News. 3,242 posts.

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2020

Lessons from the PG&E outage

At Waymo, our mission is to be the world’s most trusted driver. We know trust is built through consistent behavior over time—earned through every mile we drive and every interaction we have with the community. This past Saturday, as a widespread PG&E outage cut power to nearly one-third of San Francisco, our service…

2022

Stability AI Launches Stable Diffusion XL 0.9

Discover SDXL 0.9, Stability AI's cutting-edge release in the Stable Diffusion suite. Unleashing remarkable image and composition precision, this upgrade revolutionizes generative AI imagery. From hyper-realistic media production to design and industrial advancements, explore the limitless possibili

2026

Solving the Rubik’s cube with a robot hand

We’ve trained a pair of neural networks to solve the Rubik’s Cube with a human-like robot hand. The neural networks are trained entirely in simulation, using the same reinforcement learning code as OpenAI Five paired with a new technique called Automatic Domain Randomization (ADR). The system can handle situations it…

2033

LLMs understand nullability

The last five years have shown us that large language models, like ChatGPT, Claude, and DeepSeek, can write code in many domains, to huge excitement: many claim to be using these models to write entire web servers and apps from scratch. These tools have opened up programming to a whole new class of people who consider…