This Was the Most Critical Moment in the History of Life

Viewers like you help make PBS (Thank you 😃) . Support your local PBS Member Station here: https://to.pbs.org/PBSDSDonate Get your #ididascience shirt here! http://dftba.com/besmart Tweet this ⇒ http://bit.ly/OKTBSpwr Share on FB ⇒ http://bit.ly/OKTBSpwrFB ↓ More info and sources below ↓ If you want to read more (MUCH more) about this, check out “The Vital Question” by Nick Lane: http://amzn.to/1SntUdG And I really enjoyed this recent episode of Radiolab about this same story: http://www.radiolab.org/story/cellmates/ ---- Have an idea for an episode or an amazing science question you want answered? Leave a comment or check us out at the links below! Like us on Facebook: http://www.facebook.com/itsokaytobesmart Follow on Twitter: http://twitter.com/okaytobesmart http://twitter.com/jtotheizzoe Follow on Tumblr: http://www.itsokaytobesmart.com Follow on Instagram: http://instagram.com/jtotheizzoe Follow on Snapchat: YoDrJoe ----------------- It’s Okay To Be Smart is written and hosted by Joe Hanson, Ph.D. Follow me on Twitter: @jtotheizzoe Produced by PBS Digital Studios: http://www.youtube.com/user/pbsdigitalstudios Music via APM Stock images from SciencePhoto http://www.sciencephoto.com/ and Shutterstock http://www.shutterstock.com Stock footage from Videoblocks (unless otherwise noted) http://www.videoblocks.com​ Learn more about your ad choices. Visit megaphone.fm/adchoices