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04:45 Science & Technology Why doesn’t anything stick to Teflon? Lesson duration 04:45 3,129,276 Views
02:06 Design How smudge-proof lipstick was invented | Moments of Vision 6 Lesson duration 02:06 314,528 Views
09:40 Health This temporary tattoo helps women have healthy pregnancies Lesson duration 09:40 177,306 Views
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04:56 Earth and Space Science Could we survive prolonged space travel? Lesson duration 04:56 449,885 Views
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