Science Q&A

The Handy Science Answer Book, compiled by the Science and Technology Department of the Carnegie Library of Pittsburgh, Visible Ink Press
Covers science and technology topics, from the inner workings of the human body to outer space, and from math and computers to planes, trains and automobiles.
On this page: If 30 people are chosen at random, what is the probability that at least two of them have their birthday on the same day? to Is white gold really gold?.
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Title Index: A B C D F H I O P S T U W

I:  A