The University of Oklahoma Libraries have done a wonderful job with their history of science collections. Visitors to the site will find seven collections here to keep their minds busy. Their number includes "Copernicus's De revolutionibus" and "Scientific Instruments and Historical Artifacts." Of course this first volume is nothing less than a classic, presenting Copernicus's evidence and...

Maintained by Michael Colitz, a registered patent attorney, the Wacky Patent of the Month is an amusing Web site "devoted to recognizing selected inventors and their remarkable and unconventional patented inventions." The complete original patent document is given with each item covered on the site. The highlighted patent of December 2002 is the scarecrow; however, as can be seen from the...