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04:35 Science & Technology Where does gold come from? Lesson duration 04:35 Manage Library 8,013,453 Views
02:57 Environmental Science Why do rivers curve? Lesson duration 02:57 Manage Library 8,564,304 Views
04:58 Design, Engineering & Technology The incredible collaboration behind the International Space Station Lesson duration 04:58 Manage Library 677,804 Views
04:23 Health A curable condition that causes blindness Lesson duration 04:23 Manage Library 196,426 Views
04:20 Thinking & Learning How memories form and how we lose them Lesson duration 04:20 Manage Library 2,816,812 Views
04:59 Science & Technology What happens when your DNA is damaged? Lesson duration 04:59 Manage Library 2,458,702 Views
04:17 Science & Technology How does a jellyfish sting? Lesson duration 04:17 Manage Library 11,672,486 Views
03:52 Science & Technology Solid, liquid, gas and … plasma? Lesson duration 03:52 Manage Library 718,791 Views
04:34 Design, Engineering & Technology How do pregnancy tests work? Lesson duration 04:34 Manage Library 9,374,640 Views
04:42 Design, Engineering & Technology How X-rays see through your skin Lesson duration 04:42 Manage Library 1,981,531 Views
03:33 Mathematics Football physics: The "impossible" free kick Lesson duration 03:33 Manage Library 4,001,814 Views
04:42 Design, Engineering & Technology How to detect a supernova Lesson duration 04:42 Manage Library 208,149 Views
03:46 Mathematics The math behind Michael Jordan’s legendary hang time Lesson duration 03:46 Manage Library 1,408,233 Views
04:37 Earth and Space Science Will future spacecraft fit in our pockets? Lesson duration 04:37 Manage Library 422,058 Views