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Featured Videos for The Week of August 4, 2014

Featured Videos for The Week of August 4, 2014

To feed your desire to learn something new every day, we've carefully curated a collection of fascinating videos for you to discover throughout the week. Curious about the Ebola virus, why Pluto is not a planet, how and why we read, and more? Start exploring.

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Key Facts In This Video

  1. Your sympathetic nervous system kicks in when when you begin to blush. 00:33

  2. Some scientists believe blushing evolved as a trait to help us survive and communicate socially. 01:22

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Share the knowledge!
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Share the knowledge!
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Share the knowledge!
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Key Facts In This Video

  1. Pluto is smaller than 9 moons in the Milky Way galaxy. 01:32

  2. Pluto was discovered in 1930. 02:55

  3. Pluto was re-categorized as an object in the Kuiper Belt, alongside other icy orbs. 03:33

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Key Facts In This Video

  1. Sunscreen helps protect our skin against UVA and UVB rays. 00:01

  2. Although UVB rays are not as potent as UVA rays, they are the central cause of sunburning and tanning. 00:55

  3. The fairer your skin tone (or if you burn easily), the higher your SPF should be. 02:52

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