The Facts of Salinas Grandes in Argentina
Overview: The region is of economic significance for its sodium and potassium. It is also being studied for the lithium brine underlying...
How did Andrew Carnegie make his fortune? Andrew Carnegie was a famous American iron master, manufacturer, and philanthropist. He was born in Dunfermline, Scotland,...
Thomas Carlyle was a famous Scottish critic, philosopher, and historian. He was born at Ecclefechan, Dumfriesshire, on 4 December 1795. A leading Victorian writer,...
History of Sonar, an Underwater Listening Device
On January 9, 1917, Kaiser Wilhelm II of Germany gave the order for unrestricted submarine warfare to commence....
John Ericsson (1803–1899) was a Swedish-American inventor and engineer, famous for the iron-clad monitor. He was not a man of any invention or unknown...