This day in science / space / tech history Oct 21

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yruc

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2137 -BC- 1st recorded total eclipse of the sun China <br />1520 Magellan entered the strait which bears his name <br />1833 Alfred Bernhard Nobel Stockholm, created dynamite & Peace Prizes is born<br />1879 Thomas Edison perfects the carbonized cotton filament light bulb <br />1897 Yerkes Observatory of the University of Chicago is dedicated <br />1915 1st transatlantic radiotelephone message, Arlington, Va to Paris <br />1975 Venera 9, first craft to orbit the planet Venus launched <br /><br />Source: http://www.scopesys.com/cgi/today2.cgi<br />
 
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