OpenAI, Google, Perplexity, and xAi offer deep research modes that surf the web for you. I put them to the test with the same topic; here's how they fared and how to try it yourself. Lance is an ...

Kiran Gadhave developed a tool for provenance tracking, which records user actions to make data analysis and research more ...

In an NBER working paper authored by the OpenAI Economic Research team and Harvard economist David Deming, the researchers ...