67,802 views
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47,903,295 views
Physical Fitness
What happens to your body when you start exercising regularly
lesson duration 04:19
8,024,942 views
9,754,533 views
2,025,867 views
158,105 views
Philosophy & Religion
I grew up in the Westboro Baptist Church. Here's why I left - Megan Phelps-Roper
lesson duration 15:18
6,473,457 views
4,921,338 views
316,469 views
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7,425,541 views
1,927,356 views
425,120 views
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Psychology
My descent into America’s neo-Nazi movement— and how I got out - Christian Picciolini
lesson duration 20:19
1,699,883 views
2,710,437 views
1,696,991 views
452,554 views
7,817,593 views
355,470 views
Thinking & Learning
How boredom can lead to your most brilliant ideas - Manoush Zomorodi
lesson duration 16:14
546,596 views
11,162,073 views
Health
What you should know about vaping and e-cigarettes - Suchitra Krishnan-Sarin
lesson duration 14:30
300,622 views