We've all seen the movies and heard the hype: But is it really possible to bring back animals that have gone extinct? If so, how? And how soon? And can I have a mammoth to ride around in my backyard? Hank explains the latest research into resurrection biology, and ponders questions that include not only "Can we?" and "How do we?" but also: "Should we?" ----------- 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: dftba.com/artist/52/SciShow Or subscribe over at: subbable.com/scishow -- Looking for SciShow elsewhere on the internet? Facebook: www.facebook.com/scishow Twitter: www.twitter.com/scishow Tumblr: scishow.tumblr.com Sources for this episode: www.nationalgeographic.com/deextinction/ bigstory.ap.org/article/russians-find-mammoth-carcass-liquid-blood phenomena.nationalgeographic.com/2013/03/19/your-de-extinction-questions-answered/ www.guardian.co.uk/environment/nature-up/2013/jun/07/deextinction-critics-scientific-american www.nytimes.com/2008/11/20/science/20mammoth.html?_r=1 longnow.org/seminars/02013/may/21/reviving-extinct-species/ science.howstuffworks.com/life/genetic/cloning-info3.htm www.nytimes.com/2013/03/19/science/earth/research-to-bring-back-extinct-frog-points-to-new-path-and-quandaries.html?pagewanted=all&_r=0 www.time.com/time/magazine/article/0,9171,1862459,00.html www.cdc.gov/flu/about/qa/1918flupandemic.htm www.biomedcentral.com/1741-7007/10/106