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Why Are There Righties & Lefties?
- Published_at:2013-06-11
- Category:Education
- Channel:scishow
- tags:
- description: About 10% of the world population is left-handed. But why does handedness exist and what determines which hand is dominant? Scientists have suggested several theories, but the answer may well lie with evolution. Like SciShow? Want to help support us, and also get things to put on your walls, cover your torso and hold your liquids? Check out our awesome products over at DFTBA Records: http://dftba.com/artist/52/SciShow -- Looking for SciShow elsewhere on the internet? Facebook: http://www.facebook.com/scishow Twitter: http://www.twitter.com/scishow Tumblr: http://scishow.tumblr.com References and image licenses for this episode can be found in the Google document here: http://dft.ba/-5Qaz
| ranked in date | views | likes | Comments | ranked in country (#position) |
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| 2013-06-12 | 43,443 | 4,114 | 1,621 |
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| 2013-06-13 | 153,772 | 6,513 | 2,626 |
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| 2013-06-14 | 441,258 | 7,751 | 3,159 |
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| 2013-06-15 | 556,998 | 8,366 | 3,372 |
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| 2013-06-16 | 584,272 | 8,672 | 3,518 |
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| 2013-06-17 | 600,048 | 8,899 | 3,556 |
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| 2013-06-18 | 619,180 | 9,024 | 3,606 |
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