20:21 Public Health Mosquitos, malaria and education - Bill Gates Lesson duration 20:21 273,258 Views
04:08 Performing Arts The science of stage fright (and how to overcome it) Lesson duration 04:08 1,641,841 Views
04:00 Earth and Space Science Why extremophiles bode well for life beyond Earth Lesson duration 04:00 141,180 Views
19:06 Design, Engineering & Technology Toward a science of simplicity - George Whitesides Lesson duration 19:06 13,559 Views
04:33 History The most groundbreaking scientist you've never heard of Lesson duration 04:33 3,019,825 Views
05:21 Linguistics Are Elvish, Klingon, Dothraki and Na’vi real languages? Lesson duration 05:21 2,920,768 Views
04:18 Life Sciences The physics of human sperm vs. the physics of the sperm whale Lesson duration 04:18 4,373,232 Views
10:16 Earth and Space Science Questioning the universe - Stephen Hawking Lesson duration 10:16 86,303 Views
