How Did People in Ancient times Measured the Passing of Time?
How Did People in Ancient times Measured the Passing of Time? The earliest natural events to be recognized were in the heavens, but during the course of the year there...
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What Is a Squint?
What Is a Squint? A squint, or strabismus, is the name given to a condition in which both eyes do not point in the same direction. Whilst one eye looks straight ahead,...
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Why Are Some Moths Attracted by Lights?
Why Are Some Moths Attracted by Lights? Moths are attracted to lights at night because they mistake them for the light of the moon which they use as a means of...
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When Do Worms Turn?
If the earthworm detects an unfamiliar object next to its skin, the muscles will contract immediately and the body will turn to avoid the object. The worm will also...
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Why Is It so Easy to Tear a Newspaper Vertically but Not Horizontally?
Why Is It so Easy to Tear a Newspaper Vertically but Not Horizontally? The principal raw material required for the manufacture of paper is cellulose pulp. It is...
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