A little-known AI notebook tool from Google is going viral for its Audio Overviews that mimic the speech cadence of podcasters. Here’s how to try it out.

A Google research tool called NotebookLM has been going viral thanks to a feature that transforms text documents into lively podcast-style conversations. Why it matters: Businesses see AI's future in its power to streamline work processes — but the public keeps getting hooked by its ability to impersonate humans.