Crash Course Big History: Why Human Ancestry Matters (10:26)
Key Ideas
As this video progresses, key ideas will be introduced to invoke discussion.
Key Ideas
Think about the following questions as you watch the video
- 01:16 How and why did the human population change over the last 200,000 years?
- 04:10 When some humans left Africa 64,000 years ago, how and where did they spread across the globe for the next 50,000 years—at least in theory?
- 05:42 What is the variable that determines skin color, and how genetically different does it make people?
- 07:07 Why do humans seem prone to fighting each other and emphasizing our differences, and how might modern humans avoid this?
- 09:55 How is evolutionary “pseudoscience” dangerous?