BROADCASTS.com

b'Time for another extinction! This time, we\\u2019re discussing what might be the most ancient, most mysterious, and most catastrophic mass extinction event of all time. The Great Oxidation Event marks the turning point that set our atmosphere on course to its current oxygen-rich state and made the Earth hospitable for life as we know it \\u2026 at the expense of all the life that came before.\\nIn the news: the largest ape, early pollinators, early birds, and early snakes.\\nTime markers: Intro & Announcements: 00:00:00News: 00:04:30 Main discussion, Part 1: 00:36:00Main discussion, Part 2: 01:09:30 Patron Question: 01:33:00\\nCheck out our blog for bonus info and pictures:http://commondescentpodcast.wordpress.com/\\nWe\'re doing another End of the Year Q&A! Submit your question here: https://forms.gle/E398RmMhGvaYHpz6A\\nThe Common Descent Store is open! Get merch! http://zazzle.com/common_descent\\nFollow and Support us on: Patreon: https://www.patreon.com/commondescentpodcast Twitter: https://twitter.com/CommonDescentPCFacebook: https://www.facebook.com/commondescentpodcast/PodBean: https://commondescentpodcast.podbean.com/ iTunes: https://itunes.apple.com/us/podcast/the-common-descent-podcast/id1207586509?mt=2YouTube: https://www.youtube.com/channel/UCePRXHEnZmTGum2r1l2mduw\\nThe Intro and Outro music is \\u201cOn the Origin of Species\\u201d by Protodome. More music like this at http://ocremix.org.\\nMusical Interludes are "Professor Umlaut" by Kevin MacLeod (incompetech.com). Licensed under Creative Commons: By Attribution 3.0http://creativecommons.org/licenses/by/3.0/'