Life's Little Mysteries

Life's Little Mysteries answers fascinating questions about the world around you and the stuff in it, from things in the news and on your mind to crazy questions you didn't even know you had.

Related Topics: The Most Interesting YouTube Science Channels, The Amazing Human Brain, Our Amazing Planet

  • What Is Kombucha?

    What Is Kombucha?

    March 27, 2014 | Article

    What smells like beer, tastes like carbonated vinegar and looks like something you forgot in the back of the refrigerator? Why, kombucha tea, of course!
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  • What Is Ketosis?

    What Is Ketosis?

    March 25, 2014 | Article

    Ketosis is a temporary physical condition marked by elevated levels of compounds known as ketone bodies in the body's tissues and fluids.
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  • Why Do We Sneeze?

    Why Do We Sneeze?

    March 25, 2014 | Article

    Sneezing — or as it's known in the medical community, sternutation — occurs when the respiratory epithelium that lines the nose is irritated.
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  • Why Is the Ocean Blue?

    Why Is the Ocean Blue?

    March 19, 2014 | Article

    It's commonly believed that the ocean is blue because it's reflecting the blue sky. But this is a misconception.
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  • How Do Antibiotics Work?

    How Do Antibiotics Work?

    March 19, 2014 | Article

    In 1929, bacteriologist Alexander Fleming discovered the first true antibiotic, penicillin, ushering in a new age of medicine. Since then, scientists have found dozens of antibiotics, which fight bacteria in a variety of ways.
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  • Why Do Cats Have Whiskers?

    Why Do Cats Have Whiskers?

    March 19, 2014 | Article

    Men might grow a mustache just for extra style points, but the facial hair of the cat has nothing to do with fashion. Whiskers are highly sensitive tactile hairs that grow in ordered patterns on a cat's muzzle, above its eyes, and elsewhere on its body.
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  • Does Sugar Really Cause Cavities?

    Does Sugar Really Cause Cavities?

    March 13, 2014 | Article

    You've probably heard it all your life: Eating sweets will rot your teeth. But while a diet high in sugar certainly promotes the formation of cavities (as well as other medical problems), sugar itself isn't the real culprit behind tooth decay.
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  • What Is Flex Fuel?

    What Is Flex Fuel?

    February 26, 2014 | Article

    A flex-fuel vehicle (FFV) is a vehicle with an internal combustion engine capable of operating on a mixture of fuels, typically gasoline and ethanol.
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  • What Is Diverticulitis?

    What Is Diverticulitis?

    February 25, 2014 | Article

    Diverticulitis, a condition that can cause severe and sudden pain in the abdomen, affects the digestive system.
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  • Why Do My Nipples Hurt?

    Why Do My Nipples Hurt?

    February 24, 2014 | Article

    There's a reason nipples are considered one of the most erogenous zones of the human body. These sensitive body parts are easily stimulated and easily irritated, and there are many reasons why a person might feel nipple pain.
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