Join Smithsonian Geologist Dr. Liz Cottrell as she answers your questions about rocks, volcanoes and the great outdoors in the second season of the National Museum of Natural History’s YouTube series “The Doctor Is In.”
Find out which state is the best for collecting rocks, what to use when you’re out of toilet paper in the wild and how volcanologists predict eruptions using gas emissions in the latest episode. Check it out below and submit your questions on YouTube.
And don’t forget to subscribe so you don’t miss the season finale on August 6!
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Outdoorsy Volcano Experts Answers Your Questions in Season 2 of ‘The Dr. Is In’