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Science and Technology Trivia

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Vineger was the strongest acid known in the ancient times.

A shrimp has more than a hundred pair of chromosomes in each cell nucleus.

About 500 meteorites hit the Earth each year. The largest known meteorite was found at Grootfontein in Namibia, southwest Africa, in 1920. It is 9 feet (2.75m) long and 8 feet (2.43m) wide.

According to experts, large caves tend to "breathe"; they inhale and exhale great quantities of air when the barometric pressure on the surface changes, and air rushes in or out seeking equilibrium.

Because of a large orbital eccentricity, Pluto was closer to the sun than Neptune between January 1979 and March 1999.

The whirling cloud, a flat cloud hovering over the peak of an extinct volcano, Mount Jirinaj in Indonesia, affected by hot air rising from the crater, spins swiftly around and around.

The Earth gets heavier each day by tons, as meteoric dust settles on it.

The earth rotates on its axis more slowly in March than in September.

The first man-made insecticide was DDT.

We are in the middle of an ice age. Ice ages include both cold and warm periods; at the moment we are experiencing a relatively warm span of time known as an "interglacial period." Geologists believe that the warmest part of this period occurred from 1890 through 1945 and that since 1945 things have slowly begun freezing up again.

In Gulliver's Travels Jonathan Swift described the two moons of Mars, Phobos and Deimos, giving their exact size and speeds of rotation. He did this more than 100 years before either moon was discovered.

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