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Science & Technology
The genes you don't get from your parents (but can't live without)
Lesson duration 05:03
1,650,517 Views
324,275 Views
2,386,423 Views
713,947 Views
1,383,687 Views
861,420 Views
Design, Engineering & Technology
Blood, concrete, and dynamite: Building the Hoover Dam
Lesson duration 05:12
892,419 Views
333,398 Views
1,448,723 Views
Mathematics
The paradox at the heart of mathematics: Gödel's Incompleteness Theorem
Lesson duration 05:20
3,364,544 Views
552,287 Views
1,039,620 Views
1,963,085 Views
1,295,428 Views
886,756 Views
94,870 Views
344,432 Views
368,556 Views
342,911 Views
2,245,960 Views
474,150 Views
2,495,577 Views
733,059 Views