Self-healing concrete bacteria turn crack water into limestone. 2026 lab trials show 23% stronger healing, 90% crack closure.

The Hacker News is the top cybersecurity news platform, delivering real-time updates, threat intelligence, data breach ...

OpenAI teases GPT-6.1 Astra as GPT-6.2 Betelgeuse rumors grow and a new test links Kimi K3.1 Pro and GLM-5.3 to distillation.

In the AI capital of the world, sixth-grade humanities teacher Tristen Chang is designing her classroom so students can’t rely on chatbots.

If you like playing daily word games like Wordle, then Hurdle is a great game to add to your routine.

Looking for help with today's New York Times Wordle? Here are some expert hints, clues and commentary to help you solve today ...

A question posed by Sir Walter Raleigh about cannonballs inadvertently led to a puzzle that mathematicians have been trying ...

What exactly did you do in your doctoral dissertation? The Klaus Tschira Foundation honors the most compelling answers to ...

How did teachers verify AI grading for Eiken writing? Along with my record of 105 homework grading sessions#High school and working students using AI for essay correction #Teachers wondering whether t ...

Prompt injection test lab: build a 12-step Python harness that scores Claude, GPT, Gemini, Mistral and DeepSeek on 14 OWASP ...

In the spirit of my recent “Math 2.0” talk on new ways to use AI assistance to enhance the human understanding of mathematics, rather than substitute for it, I am using this post to propose an ...