Microsoft's new AI code review system, integrated into GitHub, catches potential bugs and security vulnerabilities before deployment, dramatically improving code quality across thousands of repositories.

The long-awaited Ethereum upgrade delivers on its promise of scalability, processing 100,000 transactions per second while maintaining decentralization and reducing gas fees to pennies.

Alphabet's Waymo expands its fully autonomous taxi service to 25 cities, completing over 1 million rides per day with zero accidents attributed to the self-driving system.

South Korea implements AI-powered teaching assistants in all public schools, providing personalized learning paths that adapt to each student's pace and learning style, improving test scores by 35%.