1874 In Science

Chemistry

• Per Teodor Cleve discovers that didymium is in fact two elements, now known as neodymium and praseodymium

Technology

• Invention of barbed wire by Joseph Glidden

Awards

• Copley Medal: Louis Pasteur
• Wollaston Medal: Oswald Heer

Births

• February 2 - Ernest Shackleton (d. 1922), explorer.
• April 25 - Guglielmo Marconi (d. 1937), inventor.
• November 27 - Chaim Weizmann (d. 1952), chemist, first President of Israel.

Deaths

• January 24 Johann Philipp Reis (b. 1834), physicist, inventor.
• March 28 - Peter Andreas Hansen (b. 1795), astronomer.

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