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The Sky guide has been published annually by the Powerhouse Museum, Sydney, since 1991. It contains everything you need to know about the southern night ...
While all of us regularly use basic math symbols such as those for plus, minus, and equals, few of us know that many of these ...
The green movement has got it very wrong.
Nature no longer controls our planet - it is humanity, `the god species', that must save the environment ...
Expected to be the 3rd revised edition, this is a reprint of the 2005 3rd edition. There does not appear to be a 3rd revised ...
