Scientist of the Day

Percival Pott

January 6, 2022

Percival Pott, an English surgeon, was born Jan. 6, 1714. Actually, his birth occurred on the second day of Christmas of 1713, but the English calendar reform of 1752, when England converted to the Gregorian calendar, pushed Pott’s birthday up to just beyond the...

David Wilkinson

January 5, 2022

David Wilkinson, an American machinist, was born Jan. 5, 1771. Wilkinson was one of the fathers of both the American textile revolution and the American industrial revolution as a whole. Unlike his English counterpart, Richard Arkwright, the textile mill founder whom...

James Bond

January 4, 2022

James Bond, an American ornithologist, was born Jan. 4, 1900, in Philadelphia. He was educated in England, where his family moved when he was 12, studying economics at Trinity College, Cambridge, but he returned to Philadelphia in 1922 and took up a job as a banker....

Richard Arkwright

January 3, 2022

Richard Arkwright, an English manufacturer, was born Jan. 3, 1732. Arkwright is best known for his invention of the spinning frame, or water frame, which he patented in 1769, and which produced thread from carded cotton automatically, by machine. It was an improvement...

Sylvester Marsh

December 30, 2021

Sylvester Marsh, an American businessman, died Dec. 30, 1884, at the age of 81. Born in New Hampshire, Marsh lived many places and worked at a variety of trades in his life, as a meat packer, grain merchant, and exporter, along the way inventing quite a few devices to...

Christian Thomsen

December 29, 2021

Christian Jürgensen Thomsen, a Danish antiquarian, was born Dec. 29, 1788. Thomsen was a businessman and an aggressive collector of antiquities; he was not a historian, or even an academic, when he was appointed secretary of the Royal Commission for the Preservation...