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How Many Dimensions Are There?

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A dimension is how we explain the ability to move through space. Are there more to dimensions than just spatial movement? Learn about dimensions.

How Many Moons Does Jupiter Have? We're Losing Count

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Scientists are continually discovering more moons orbiting the outer planets, particularly Saturn and Jupiter. Just how many moons does Jupiter have?

How Many Moons Does Saturn Have?

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In recent years, Saturn has overtaken Jupiter as the planet with the most satellites in our solar system. How many moons does Saturn have?

How Many Muscles Does It Take to Smile?

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The authors of chain emails often tell you to smile more, with the added claim that it takes more muscles to frown. Ever questioned this piece of wisdom? We have an answer for you.

How Many Oceans Are There?

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The oceans take up most of the surface area of our planet and remain mostly unexplored. But how many oceans are there?

How Many Orbeez Does It Take to Fill a Bathtub?

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It's an important question, so come with us and we'll show you how to figure it out.

How Many Regular Helium Balloons Would It Take to Lift Someone?

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There's actually an equation to figure it out!

How Many Senses Do Humans Have?

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We've all heard of a "sixth sense" and extra-sensory perception. So how many ways can we actually sense the world around us?

How Many Types of Sushi Have You Tried?

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Sushi is much more than raw fish. Learn about types of sushi, where it came from, how to make it at home and what it's like to visit a sushi bar.

How Maps Work

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A map is a type of language, a graphic way of representing information, whether it's to show population density or tell you how to get from Point A to Point B. Here's how they're made.