Update, April 15, 2025 (06:32 AM ET): The source button in Gemini is now rolling out for users using the Google app v16.14.39. This makes us optimistic about an impending release to the stable branch.
Original article, April 3, 2025 (11:18 AM ET): When you ask Gemini a question, the chatbot provides a detailed response and highlights the sources from which it pulled the information. Currently, it displays the sources and related content in a horizontally scrollable list underneath the response. However, that could change soon.