20:21 Public Health Mosquitos, malaria and education - Bill Gates Lesson duration 20:21 272,825 Views
04:08 Performing Arts The science of stage fright (and how to overcome it) Lesson duration 04:08 1,640,952 Views
04:00 Earth and Space Science Why extremophiles bode well for life beyond Earth Lesson duration 04:00 141,150 Views
19:06 Design, Engineering & Technology Toward a science of simplicity - George Whitesides Lesson duration 19:06 13,554 Views
03:57 Literature & Language Speech acts: Constative and performative Lesson duration 03:57 212,041 Views
04:33 History The most groundbreaking scientist you've never heard of Lesson duration 04:33 3,019,614 Views
05:21 Linguistics Are Elvish, Klingon, Dothraki and Na’vi real languages? Lesson duration 05:21 2,920,588 Views
04:18 Life Sciences The physics of human sperm vs. the physics of the sperm whale Lesson duration 04:18 4,373,164 Views
10:16 Earth and Space Science Questioning the universe - Stephen Hawking Lesson duration 10:16 86,288 Views
15:24 Science & Technology Natural pest control ... using bugs! - Shimon Steinberg Lesson duration 15:24 17,604 Views
