Sex Education
How porn changes the way teens think about sex - Emily F. Rothman
Lesson duration 15:13
598,121 Views
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311,638 Views
855,947 Views
2,716,439 Views
774,136 Views
Mathematics
The paradox at the heart of mathematics: Gödel's Incompleteness Theorem
Lesson duration 05:20
3,154,870 Views
3,077,965 Views
5,211,209 Views
1,326,010 Views
4,564,950 Views
1,197,576 Views
2,203,815 Views
2,108,030 Views
Psychology
Why rumors about vaccines spread— and how to rebuild trust - Heidi Larson
Lesson duration 16:08
22,277 Views
Psychology
How to let go of being a "good" person — and become a better person - Dolly Chugh
Lesson duration 11:49
657,042 Views
167,427 Views
Design, Engineering & Technology
How one design flaw almost toppled a skyscraper
Lesson duration 05:16
812,968 Views
305,976 Views
4,847,212 Views
Design, Engineering & Technology
Demolition, disease, and death: Building the Panama Canal
Lesson duration 05:36
979,747 Views
1,710,114 Views
761,851 Views
Design, Engineering & Technology
Why are airplanes slower than they used to be?
Lesson duration 04:59
2,327,888 Views
2,428,863 Views