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Author Question: In a contest, two tractors pull two identical blocks of stone the same distance over identical ... (Read 2843 times) |
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The first oncogene was discovered in 1970 and was termed SRC (pronounced "SARK").
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Bacteria have been found alive in a lake buried one half mile under ice in Antarctica.
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Today, nearly 8 out of 10 pregnant women living with HIV (about 1.1 million), receive antiretrovirals.
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When Gabriel Fahrenheit invented the first mercury thermometer, he called "zero degrees" the lowest temperature he was able to attain with a mixture of ice and salt. For the upper point of his scale, he used 96°, which he measured as normal human body temperature (we know it to be 98.6° today because of more accurate thermometers).
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The Romans did not use numerals to indicate fractions but instead used words to indicate parts of a whole.
Global positioning systems determine latitude, longitude, and altitude by measuring the distance fro
Reverse pull-ups (palms up) from hip to armpit. Reach under the back and pull up with the fingertips ...