How Do Silkworms Make Their Silk?
How Do Silkworms Make Their Silk? Silkworms are the caterpillars of the silk moth. They use the silk they make for their cocoons. Silkworms are fed leaves of the...
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How Did the Crab Apple Get Its Name?
How Did the Crab Apple Get Its Name? Most apples are delicious to eat raw. But if you’ve ever bitten into a crab apple, and if you know that one meaning of the...
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What Causes a Mirage?
What Causes a Mirage? Desert travelers often tell of seeing distant pools of water, only to have the water disappear when they drew near. Those vanishing images are...
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Why Does an Opossum Hang by Its Tail?
Why Does an Opossum Hang by Its Tail? An opossum is a furry animal that looks something like an overgrown rat. It has a long tail without much hair on it. The opossum...
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What Makes Geysers?
Geysers are steam explosions of a spring from which water and steam is ejected forcefully into the air at heights ranging from less than a few feet to over several...
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How Are Phonograph Records Made?
How Are Phonograph Records Made? We know that a phonograph record’s sound is stored in the wavy grooves on its surface. In the recording studio, the music is...
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Does an Ostrich Hide Its Head in the Sand?
Does an Ostrich Hide Its Head in the Sand? No, an ostrich does not hide or bury its head in the sand. According to this old belief, the ostrich hides its head to escape...
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Why Do Barber Poles Have Red and White Stripes?
Why Do Barber Poles Have Red and White Stripes? A “barber’s pole” with a helical stripe is a familiar sight, and is used as a secondary metaphor to describe...
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Why Do Sunsets Look Red?
Why Do Sunsets Look Red? In the evening, when the sun is near the horizon, the sun may look red, and the sky may glow with the warm colors of a sunset. Of course, the...
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Why Do Cobras Dance When They Hear Music?
Why Do Cobras Dance When They Hear Music? Snake charmers actually exist in India. The snake charmer plays his flute while the deadly cobra sways slowly back and forth....
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