09:32CrowdScienceWhy do we have wisdom teeth?BBC World Service Duration: 29 minutes Mon 26th Feb 2024, 09:32 on BBC World Service OnlineAvailable for over a yearListen nowAnswering your questions about life, Earth and the universe Show more GenresFactualScience & NatureScience & TechnologyFormatsDiscussion & TalkBrandCrowdScience Source: BBC Online