Mysteries

  • Why Do Dogs Eat Poop?

    Why Do Dogs Eat Poop?

    October 28, 2013 | Article

    Though it may be unsettling to humans, the act of eating feces, or coprophagia, is a common behavior among dogs. But why do dogs eat poop?
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  • What Is Airplane Mode?

    What Is Airplane Mode?

    October 18, 2013 | Article

    Rather than powering down your smartphone or laptop when you board your next flight, try taking advantage of "Airplane Mode," a useful feature available on many portable electronic devices.
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  • Why Do Cats Knead?

    Why Do Cats Knead?

    October 18, 2013 | Article

    Kneading is a common behavior seen in domestic cats, in which the feline pushes in and out with its front paws, alternating between left and right. It's unclear exactly why cats knead, but a number of hypotheses exist.
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  • What Is MRSA?

    What Is MRSA?

    October 14, 2013 | Article

    Methicillin-resistant Staphylococcus aureus, or MRSA, is a strain of staph bacteria that is resistant to the antibiotics normally used to treat such infections. In 1961, British scientists discovered MRSA; it was first seen in the U.S. in 1968,
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  • What Is a Dry-Ice Bomb?

    What Is a Dry-Ice Bomb?

    October 14, 2013 | Article

    A dry-ice bomb is made with dry ice, the solid form of carbon dioxide. Making a dry-ice bomb is a fairly simple process, but like any explosive device, they can be dangerous.
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  • Why Do Cats Purr?

    Why Do Cats Purr?

    October 11, 2013 | Article

    For cat lovers, there are few sounds as precious as a beloved feline's purr. The purr is often interpreted as a sign of contentment, but the real reasons for this vocalization are a bit more complicated.
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  • What Is Kale?

    What Is Kale?

    October 08, 2013 | Article

    Kale is a leafy green vegetable (Brassica oleracea) sometimes called borecole. Kale has received a lot of attention in recent years for its powerhouse nutritional benefits, making kale one of the so-called "superfoods."
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  • What Is Molly?

    What Is Molly?

    October 01, 2013 | Article

    Molly is the crystal or powder form of MDMA, a chemical used in the street drug ecstasy. Molly — which has become the drug of choice for many concert goers and festival attendees — increases the activity of neurotransmitters in the brain.
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  • What Is the Illuminati?

    What Is the Illuminati?

    September 30, 2013 | Article

    The Illuminati was an 18th-century secret society made up of influential intellectuals of the time. Also known as the Bavarian Illuminati, they opposed the Church's control over science; promoted the education of women; and opposed state oppression.
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  • What Is Vertigo?

    What Is Vertigo?

    September 25, 2013 | Article

    Many people mistakenly say "vertigo" when they mean fear of heights or simple dizziness. But in medical circles, vertigo refers specifically to a false sensation of movement, usually caused by inner-ear problems.
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