The oceans cover the majority of Earth's surface -- that's quite a bit of potential real estate. But what would it be like to live as an underwater denizen? Can people even do it safely? Tune in as Julie and Robert fill you in on life beneath the waves.
Learn more about advertising on the HowStuffWorks podcasts at www.howstuffworks.com/advertisers.htm
And to learn about your ad choices when listening to podcasts, visit
https://www.howstuffworks.com/privacy.htm#ad-choices