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04:01 Life Sciences The simple story of photosynthesis and food Lesson duration 04:01 Manage Library 1,815,252 Views
07:27 Earth and Space Science Calculating the odds of intelligent alien life Lesson duration 07:27 Manage Library 1,251,858 Views
02:11 Nature of Science Questions no one knows the answers to Lesson duration 02:11 Manage Library 1,150,424 Views
06:04 Earth and Space Science Why can't we see evidence of alien life? Lesson duration 06:04 Manage Library 3,393,509 Views
04:46 Psychology Earworms: Those songs that get stuck in your head Lesson duration 04:46 Manage Library 2,060,795 Views
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04:29 Science & Technology Surviving the coldest place on Earth Lesson duration 04:29 Manage Library 186,085 Views
25:45 Science & Technology What the fossil fuel industry doesn't want you to know - Al Gore Lesson duration 25:45 Manage Library 739,129 Views
04:57 Science & Technology What happens when you fall into piranha-infested waters? Lesson duration 04:57 Manage Library 766,016 Views
04:31 Mathematics Can you solve the cursed dice riddle? Lesson duration 04:31 Manage Library 692,346 Views
13:32 Psychology Why change is so scary — and how to unlock its potential - Maya Shankar Lesson duration 13:32 Manage Library 357,435 Views
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04:55 Design, Engineering & Technology What happens if you don’t put your phone in airplane mode? Lesson duration 04:55 Manage Library 2,990,100 Views
05:26 Science & Technology Why your phone battery gets worse over time Lesson duration 05:26 Manage Library 475,099 Views
04:56 Social Studies How dangerous was it to be a jester? Lesson duration 04:56 Manage Library 859,721 Views
10:42 Science & Technology The growing megafire crisis — and how to contain it - George T. Whitesides Lesson duration 10:42 Manage Library 56,633 Views
05:48 Science & Technology Science vs. Pseudoscience Lesson duration 05:48 Manage Library 349,985 Views
17:05 Social Studies How labor unions shape society - Margaret Levi Lesson duration 17:05 Manage Library 50,765 Views
05:19 Social Studies The rise and fall of Italy’s warriors-for-hire Lesson duration 05:19 Manage Library 232,910 Views
05:12 Social Studies One of history's most dangerous myths Lesson duration 05:12 Manage Library 356,785 Views
10:33 Business & Economics How streaming caused the TV writers strike Lesson duration 10:33 Manage Library 2,317,159 Views