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Why do we cry? The three types of tears - Alex Gendler
- Published_at:2014-02-26
- Category:Education
- Channel:TED-Ed
- tags:
- description: View full lesson: http://ed.ted.com/lessons/why-do-we-cry-the-three-types-of-tears-alex-gendler Whether we cry during a sad movie, while chopping onions, or completely involuntarily, our eyes are constantly producing tears. Alex Gendler tracks a particularly watery day in the life of Iris (the iris) as she cycles through basal, reflex and emotional tears. Lesson by Alex Gendler, animation by The Moving Company Animation Studio.
| ranked in date | views | likes | Comments | ranked in country (#position) |
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| 2014-02-28 | 136,757 | 1,813 | 248 |
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| 2014-03-01 | 408,300 | 2,861 | 450 |
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| 2014-03-02 | 555,555 | 3,639 | 506 |
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| 2014-03-03 | 765,381 | 4,437 | 630 |
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