June 18, 2025

Puzzle Corner

Ready for a fresh set of puzzles? Click here for the July/August 2025 Puzzle Corner, brought to you by guest editor Ed Faulkner ’03. Send problems, solutions (by August 1), and comments to puzzlecorner@technologyreview.com. Editor emeritus Allan Gottlieb ’67 launched Puzzle Corner in 1966. Find back issues through 2022 at cs.nyu.edu/~gottlieb/tr and more recent back issues at technologyreview.com/puzzle-corner.

ChatGPT’s deep research tool gets a GitHub connector to answer questions about code

May 8, 2025
OpenAI is enhancing its AI-powered “deep research” feature with the ability to analyze codebases on GitHub. On Thursday, OpenAI announced what it’s calling the first “connector” for ChatGPT deep research, the company’s tool that searches across the web and other sources to compile thorough research reports on a topic. Now, ChatGPT deep research can link […]

Ex-Synapse CEO reportedly trying to raise $100M for his new humanoid robotics venture

May 8, 2025
Sankaet Pathak’s last startup, fintech Synapse, filed for bankruptcy in 2024 amid issues with partner Evolve Bank & Trust. Tens of millions of dollars in deposits made by consumers, mostly customers of fintechs that worked with Synapse, remain unaccounted for. Yet according to The Information, Pathak is reportedly moving full steam ahead on attempts to […]

Meta taps former Google DeepMind director to lead its AI research lab

May 8, 2025
Meta has chosen Robert Fergus to lead its Fundamental AI Research (FAIR) lab, according to Bloomberg. Fergus had been working at Google DeepMind as a research director for nearly five years, per his LinkedIn. Prior to Google, he worked as a researcher scientist at Meta. Meta’s FAIR, which has been around since 2013, has faced […]

Google launches ‘implicit caching’ to make accessing its latest AI models cheaper

May 8, 2025
Google is rolling out a feature in its Gemini API that the company claims will make its latest AI models cheaper for third-party developers. Google calls the feature “implicit caching” and says it can deliver 75% savings on “repetitive context” passed to models via the Gemini API. It supports Google’s Gemini 2.5 Pro and 2.5 […]