Your Most Asked Questions on SciShow Answered

Got a science question you're just dying to know the answer to? We’ve compiled some of the most commonly asked science questions into one place! Join Hank Green for a new episode of SciShow, and hopefully you can get some of your burning science questions answered! Let's go! SciShow has a spinoff podcast! It's called SciShow Tangents. Check it out at ---------- Support SciShow by becoming a patron on Patreon: ---------- Dooblydoo thanks go to the following Patreon supporters -- we couldn't make SciShow without them! Shout out to Justin Ove, Accalia Elementia, Kathy & Tim Philip, Kevin Bealer, Justin Lentz, Fatima Iqbal, Linnea Boyev, Tomasz Jonarski, Chris Peters, Philippe von Bergen, Will and Sonja Marple, and Mark Terrio-Cameron. ---------- Like SciShow? Want to help support us, and also get things to put on your walls, cover your torso and hold your liquids? Check out our awesome products over at DFTBA Records: ---------- Looking for SciShow elsewhere on the internet? Facebook: Twitter: Tumblr: Instagram: ---------- Sources: What causes migraines? -Rob Margolis, patreon What’s the story with Schrodinger’s cat? -Rob Margolis, patreon (same dude as above) Why is it so hard to remember dreams? -anon, tumblr How can I fall asleep? -gymnast-seal, tumblr Why do we have baby teeth? -Uwe, patreon How does hair know when to stop growing? graysweatshirt anon, tumblr