05:32 History The life, legacy & assassination of an African revolutionary Lesson duration 05:32 557,494 Views
13:54 Thinking & Learning The paradox of efficiency - Edward Tenner Lesson duration 13:54 262,133 Views
05:23 Science & Technology Licking bees and pulping trees: The reign of a wasp queen Lesson duration 05:23 3,290,164 Views
08:24 Emotional Health The profound power of an authentic apology - Eve Ensler Lesson duration 08:24 115,451 Views
04:58 Design, Engineering & Technology What was so special about Viking ships? Lesson duration 04:58 1,204,971 Views
14:04 Psychology Inside the mind of a master procrastinator - Tim Urban Lesson duration 14:04 61,448,342 Views
05:19 Earth and Space Science Mating frenzies, sperm hoards, and brood raids: The life of a fire ant queen Lesson duration 05:19 5,428,186 Views
06:13 Psychology Grit: the power of passion and perseverance - Angela Lee Duckworth Lesson duration 06:13 17,773,607 Views
