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 redheads, homosexuality in the animal kingdom, how often you should shower and more? Start exploring.

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Key Facts In This Video

  1. Redheads only make up about 1-2% of the world population. 00:36

  2. People from equatorial regions of the world typically have darker hair and skin to protect themselves from the sun. 02:09

  3. Redheads require on average 20% higher doses of anesthetic. 02:47

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Key Facts In This Video

  1. After World War II, daily bathing became more commonplace. 00:35

  2. Helpful bacteria live on your outermost layer of skin. 01:24

  3. Sweat has no odor on its own. 02:40

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