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Did you know that our solar system now has eight planets and five dwarf planets, according to the International Astronomical Union?
Earth and Space Science Concept of the Day
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Magnetic polarity reversal
xMagnetic polarity reversal : A magnetic polarity reversal is a change of the earth's magnetic field to the opposite polarity. This has occurred at irregular intervals during geologic time.
Conservation efforts to protect endangered corals in the Caribbean focus on the areas that have the largest variety of species. Ann Budd of the University of Iowa and John Pandolfi of the University of...Read more