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Why Do Men Have Nipples?

If you'd like to learn more about the developmental programming that leads to male nipples....

The Amazing Science of… Dust?

No use cleaning. The universe is full of dust....

My Date With A Giant Pacific Octopus!

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Nature’s Killer Cocktails: VENOM Science!

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Visiting the Largest Bat Colony on Earth!

Check out the largest gathering of mammals on Earth!...

Putting Hurricane Harvey In Perspective

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El Niño and Why It's So Hard To Predict the Weather

What is El Niño? Why can’t we predict the weather? Just a few slight changes in global climate patterns can drastically shift the weather. Thanks to chaos theor...

Places Science Can't Explain

Some of our planet's most mysterious places seem to defy the laws of science. Here are some of such....

How Big is the Solar System?

The true scale of our cosmic neighborhood. Whoa...

Your Salad Is Trying To Kill You

The dose makes the poison…...

The Far Future of the Universe

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Why Do We Laugh?

Several jokes were harmed in the making of this video...

You Are An Upside-Down Lobster

Here's why you aren't built like a lobster....

Why Your Brain Is In Your Head

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When Will We Stop Using Oil?

We've heard news of "peak oil" and "the end of the oil age" for years now, but we keep coming up with ways to find and pump more of it to the surface. Rising CO...

Why Do Clouds Stay Up?

There's nothing wrong with having your head in the clouds...

How Do Bees Make Honey?

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What Is Fire?

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The Oldest Living Things In The World

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The Physics of Space Battles

How scientifically accurate is your favorite sci-fi space battle?...