netNatter


Monday, February 20, 2006
Explaining Ice: The Answers Are Slippery
"The explanation once commonly dispensed in textbooks [about why ice is slippery] turns out to be wrong. And slipperiness is just one of the unanswered puzzles about ice. Besides the everyday ice that you slip on, there are about a dozen other forms, some of which experts suspect exist in the hot interior of Earth or on the surface of Pluto. Scientists expect to discover still more variations in the coming years."



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