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Featured Videos for the Week of August 18, 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 genetically improving intelligence, the Eagle Nebula, Robin Williams and more? Start exploring.

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Share the knowledge!

Share the knowledge!

Key Facts In This Video

  1. The average U.K. citizen will go through 80 liters of toothpaste in their lifetime. 00:03

  2. During World War II, German scientists developed radioactive toothpaste made with thorium. 00:49

  3. Learn how to make toothpaste at home: 02:01

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