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1669 in science -- Facts, Info, and Encyclopedia article (Site not responding. Last check: 2007-10-18) |
 | | The year 1669 in (A particular branch of scientific knowledge) science and (The practical application of science to commerce or industry) technology included many events, some of which are listed here. |
 | | See also: (additional info and facts about 1668 in science) 1668 in science, (additional info and facts about other events of 1669) other events of 1669, (additional info and facts about 1670 in science) 1670 in science and the (additional info and facts about list of years in science) list of years in science. |
 | | Montanari detects the (The quality of being subject to variation) variability of the eclipsing binary (Second brightest star in Perseus; first known eclipsing binary) Algol |
| www.absoluteastronomy.com /encyclopedia/1/16/1669_in_science.htm (148 words) |