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Human Evolution: We Didn't Evolve From Chimps: Crash Course Biology #19
What’s a human? And how did we become humans, anyway? In this episode of Crash Course Biology, we’ll meet some of our closest relatives and trace how we evolved into the brainy, inventive, complex species we are today. Chapters: The First Humans 00:00 What is a Human? 1:18 Hominins 2:31 Dr. Xinzhi Wu 4:09 Hominin Interbreeding 5:32 How ...
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Brian Clark, a survivor from the 84th floor of WTC 2 (South Tower), was interviewed just before his building collapsed, describing the initial plane crash, feeling the building sway, and deciding to evacuate despite an intercom announcement. Credit: @abcnews | History In Pictures
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