World’s Most Asked Questions: How Old is Earth?

People ask Google everything under the sun. One of the most commonly searched questions in the world is “How old is Earth?” SciShow has the answer! If you have any burning questions, ask them with the hashtag #WMAQ and we ll answer our favorites in a video November 6! Watch more of the World’s Most Asked Questions here: https://www.youtube.com/playlist?list=PLsNB4peY6C6L1A74436Ccy3pvDhb33fhi And don’t forget to subscribe to http://youtube.com/scishow Hosted by: Caitlin Hofmeister ---------- 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: http://dftba.com/collections/scishow Or help support us by subscribing to our page on Subbable: https://subbable.com/scishow ---------- Looking for SciShow elsewhere on the internet? Facebook: http://www.facebook.com/scishow Twitter: http://www.twitter.com/scishow Tumblr: http://scishow.tumblr.com Thanks Tank Tumblr: http://thankstank.tumblr.com Sources: http://www.space.com/24854-how-old-is-earth.html http://www.smithsonianmag.com/smart-news/how-do-we-know-earth-46-billion-years-old-180951483/?no-ist http://www.smithsonianmag.com/smart-news/little-gem-oldest-piece-earth-weve-ever-found-180949869/ http://pubs.usgs.gov/gip/geotime/age.html http://www.tulane.edu/~sanelson/eens211/radiometric_dating.htm http://www.universetoday.com/75805/how-old-is-the-earth/