Second crewed NASA Gemini mission, 1965
Google has reorganised its AI leadership: Demis Hassabis has stepped back from day-to-day running of DeepMind to become its chair and Alphabet chief scientist, and Koray Kavukcuoglu has been promoted to senior vice-president to run Google DeepMind. Several senior engineers, including Jeff Dean and Sanjay Ghemawat, have left to launch a new startup; Alphabet shares have fallen.
Gemini 4 Argon has been released in a phased rollout, with Google stating it outperforms rivals on several benchmarks and will be available to a limited group of cybersecurity partners before broader access. The model focuses on coding, cybersecurity defense, and long-horizon engineering tasks, and is designed to patch vulnerabilities and optimize memory across data centers.