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06:16 Mathematics Einstein's twin paradox explained Lesson duration 06:16 Manage Library 5,332,119 Views
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05:20 Earth and Space Science What if all the sea water became fresh water? Lesson duration 05:20 Manage Library 5,134,499 Views
05:16 Mathematics The high-stakes race to make quantum computers work Lesson duration 05:16 Manage Library 387,005 Views
04:25 Can you solve the dark matter fuel riddle? Lesson duration 04:25 Manage Library 1,337,380 Views
04:20 Social Studies The Romans flooded the Colosseum for sea battles Lesson duration 04:20 Manage Library 848,458 Views
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05:07 Science & Technology Can a black hole be destroyed? Lesson duration 05:07 Manage Library 1,741,407 Views
04:54 Science & Technology Why are earthquakes so hard to predict? Lesson duration 04:54 Manage Library 1,114,651 Views
04:33 Environmental Science What's the difference between weather and climate? Lesson duration 04:33 Manage Library 2,972,301 Views
04:47 Science & Technology Three ways the universe could end Lesson duration 04:47 Manage Library 1,985,555 Views
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05:17 Science & Technology The life cycle of a neutron star Lesson duration 05:17 Manage Library 1,312,199 Views
05:21 Science & Technology What’s the smallest thing in the universe? Lesson duration 05:21 Manage Library 1,186,085 Views
04:56 Science & Technology How far would you have to go to escape gravity? Lesson duration 04:56 Manage Library 544,610 Views
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