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Animal Sex: How Penguins Do It -
11 Surprising Facts About the Immune SystemDid you know that autoimmune diseases predominately affect women, or that some people have hardly any immune system? Here are 11 surprising facts about the immune system.
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Coral 'White Plague' Epidemic Could Be Caused by VirusThe deadly white plague of corals was once thought to be caused by bacteria, but viruses may also be involved in the disease.
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What Is MRSA? -
11 Surprising Facts About the Endocrine SystemDid you know that doctors once diagnosed diabetes by tasting patients' urine? Here are 11 surprising facts about the endocrine system.
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11 Surprising Facts About the Digestive SystemDid you know that some animals don't have stomachs, or the reason why flatulence smells bad? Here are 11 surprising facts about the digestive system.
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Animal Sex: How Kangaroos Do ItUnlike many other animals, kangaroos have sex for a long time — up to 50 minutes. And the female has three vaginas, two of which are inseminated by the male's double-headed penis.
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What Is the Illuminati? -
Why Is My Poop Green?It may be alarming to see green poop in your toilet bowl, but it isn't necessarily a cause for concern.
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New Clues Emerge On How Corals Bleach -
Mysterious 'Fairy Circles' in African Desert Get New Explanation -
Animal Sex: How Seahorses Do ItSeahorses have a sex role reversal, where males get pregnant instead of females. But how do they actually get busy and get pregnant in the first place?
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What Is a Coywolf? -
Penguins Thrived in Antarctica During Little Ice Age -
Why Are Rain Clouds Dark?It's pretty well-known that most clouds are white, while rain clouds are usually a darker shade of gray. But why are rain clouds so dark?
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Vodka, Aspirin or 7Up: What Keeps Flowers Fresh? -
Viral Videos May Harm Cute, Threatened Animals -
What Is Blue Noise? -
What Is Pink Noise? -
What Is White Noise?People often think of white noise as television static, or the serene sound of ocean waves. But physicists and sound technicians use a much more specific definition of white noise.
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Final Moments of Incan Child Mummies' Lives Revealed -
Will two worms grow from a worm cut in half?It depends on the type of worm you're talking about, but most earthworms can't regenerate so easily.
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Animal Sex: How Blue Whales Do It -
Subarctic Wildfire Activity Is Heating Up
