Jessi and Squeaks got a question about how submarines go underwater and explore, so Squeaks did some research! ---------- Love SciShow Kids and want to help support it? Become a patron on Patreon: https://www.patreon.com/scishowkids ---------- Looking for SciShow elsewhere on the internet? Facebook: http://www.facebook.com/scishow Twitter: http://www.twitter.com/scishow Tumblr: http://scishow.tumblr.com Instagram: http://instagram.com/thescishow SOURCES: https://science.howstuffworks.com/transport/engines-equipment/submarine1.htm https://www.militaryfactory.com/ships/how-submarines-work.asp