Scotland's King David I defined one "ynche" is equal in width to the base of a man's thumbnail, Continue reading
Category: Science
First Achromatic Microscope
English optician Joseph Jackson Lister invented the Achromatic microscope in 1830. Continue reading
Ocean-Mapping Satellite Launched
The ocean-mapping satellite was Seasat 1, launched by the United States on June 26, 1978. Continue reading
Germans Discovered Continental Drift in 1912
Alfred Lothar Wegener, a German meteorologist, geophysicist, and Arctic explorer presented theoretical evidence of the continental drift in 1912. Continue reading
National Weather Service Map
Joseph Henry, the first director of the Smithsonian Institution in Washington, DC, USA, founded the national weather service in 1848. Continue reading
Continental Crust Discovered in Australia
Roger Buick, geologist at the University of Sydney discovered a piece of continental crust, at Pilbara craton in northwestern Australia in 1995. Continue reading
Ramsay Discovered Periodic Table Elements
William Ramsay, a Scottish physical chemist discovered an entire grouping inert or noble gases elements in the periodic table. Continue reading
Chemist Teaching Lab Opens in Germany
The University of Giessen, Germany founded a chemist teaching laboratory in 1827. Continue reading
Dictionary of Chemistry Was Published
William Nicholson, English chemist and inventor completed the Dictionary of Chemistry in 1795, Continue reading
British Scientific Paper Used the Term Dinosaur
Proceedings of the British Association for the Advancement of Science, a scientific paper first used the scientific term dinosaur in 1841 Continue reading