What’s changing In addition to the new NotebookLM features announced a few weeks ago , we’re excited to introduce additional updates that improve upon the NotebookLM user experience as it relates to sources . Starting today, you can: Use the new “Discover sources” functionality to find related sources from the web based on the topic you’re interested in. You can then add these sources to your notebooks, expanding your research and building more comprehensive notebooks. Use multimodal PDFs as sources with NotebookLM’s enhanced capability to understand all the content within PDFs, which includes text, images and graphs. Who’s impacted Admins and end users (18+) Additional details NotebookLM and NotebookLM Plus are available in 180+ regions where Gemini API is available and currently supports 35+ languages . For Audio Overviews, while you can upload sources from all supported languages , the spoken audio is currently only available in...