Google is determined to impose AI search onto as many of its products as possible, and the latest, er, victim is YouTube. A new feature called "Ask YouTube" will let you pose complex questions and receive "comprehensive results that include video and text, then ask follow ups to dive deeper," Google explained on its YouTube Labs page . The experimental feature is available starting today until June 8 for Premium US subscribers 18 and older. To use it, first, enable the feature in your account. Then, click on the new "Ask YouTube" button in the search bar and you'll see prompt suggestions, or you can enter your own, like "plan a 3-day road trip between San Francisco and Santa Barbara." After getting the results, you can try follow-up questions or choose from suggested prompts to explore in more detail. As shown in The Verge 's quick test , the prompt "short history of Apollo 11 moon landing" brought up a summary of the mission, along with videos and time stamps for relevant information.…