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's Witchcraft? 6 Misconceptions About Wiccans

    What's Witchcraft? 6 Misconceptions About Wiccans

    August 23, 2013 | Countdown

    Those who consider themselves witches often adhere to Wicca, which was recognized by a 1986 Court of Appeals as a legitimate religion. Even so, several commonly held beliefs about the Wiccan religion are outdated or plain false.
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  • Why Are Rain Clouds Dark?

    Why Are Rain Clouds Dark?

    August 21, 2013 | Article

    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?

    Vodka, Aspirin or 7Up: What Keeps Flowers Fresh?

    August 14, 2013 | Article

    To prolong the life of fresh-cut flowers, florists recommend commercial flower preservatives. Homemade vase solutions — using pennies, aspirin, vodka, sugar, 7-UP or bleach — claim to be as good or better. Do any of them work?
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  • Who Ya Gonna Call? Mobile App Conjures Spirit World

    Who Ya Gonna Call? Mobile App Conjures Spirit World

    August 07, 2013 | Article

    Sending and receiving messages from beyond the grave used to require a caftan-wearing medium hosting a candlelit séance. Today's medium can ditch the caftan in favor of Spirit Story Box, an iPhone app that claims to give voice to those beyond the grave.
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  • Can You Hear a Meteor?

    Can You Hear a Meteor?

    August 02, 2013 | Article

    For centuries, people have reported hearing a sound made by a meteor as it streaked across the skies. As recently as the 1970s, these people were routinely dismissed as crackpots. But scientists think these people may have been right all along.
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  • Mysterious Pentagram on Google Maps Explained

    Mysterious Pentagram on Google Maps Explained

    August 01, 2013 | Article

    On the wind-blown steppes of central Asia, in an isolated corner of Kazakhstan, there's a large pentagram etched into the Earth's surface. The five-pointed star surrounded by a circle shows up vividly on Google Maps.
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  • What Is Blue Noise?

    What Is Blue Noise?

    July 31, 2013 | Article

    White noise is familiar to most people, but it's not the only color of noise that exists. Blue noise, which is sometimes considered high-frequency white noise, has a spectral density (power per hertz) that is proportional to its frequency.
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  • Should You Eat Shellfish Only in Months with an 'R'?

    Should You Eat Shellfish Only in Months with an 'R'?

    July 30, 2013 | Article

    "Only eat oysters in months with an 'R.'" This little pearl of folk wisdom carries more truth than you might expect — since the months without the letter R in their names coincide with summer in the Northern Hemisphere.
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  • What Is Brown Noise?

    What Is Brown Noise?

    July 30, 2013 | Article

    Brown noise is one of the many colors of noise, which also include white noise, pink noise and blue noise. Brown noise is also known as Brownian noise because its change in sound signal from one moment to the next is random.
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  • What Is Pink Noise?

    What Is Pink Noise?

    July 29, 2013 | Article

    Pink noise is a color of noise, not entirely unlike white noise. Both white and pink noise contain all the frequencies that are audible to humans — 20 hertz to 20,000 hertz — but the way signal power is distributed differs.
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