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Business & Economics
Why good ideas get trapped in the valley of death— and how to rescue them
lesson duration 05:10
751,405 views
296,429 views
662,605 views
441,067 views
3,653,191 views
397,803 views
483,189 views
367,914 views
Science & Technology
The material that could change the world... for a third time
lesson duration 05:27
892,141 views
604,050 views
1,393,798 views
387,199 views
332,745 views
1,823,925 views
915,897 views
Science & Technology
3 bizarre (and delightful) ancient theories about bird migration
lesson duration 05:42
340,580 views
Science & Technology
This thought experiment will help you understand quantum mechanics
lesson duration 04:59
285,838 views
Design, Engineering & Technology
Building the world's largest (and most controversial) power plant
lesson duration 05:38
909,166 views
650,605 views
690,380 views
435,711 views
1,638,494 views
243,397 views