Earlier this year, [Dan Maloney] went inside mechanical calculators. Being the practical sort, [Dan] jumped right into the Pascaline invented by Blaise Pascal. It couldn’t multiply or divide. He then ...

Go to updated and illustrated post. __1675: __Gottfried Leibniz writes the integral sign ∫ in an unpublished manuscript, introducing the calculus notation that's still in use today. Leibniz was a ...

Among his many achievements, Gottfried Leibniz (1646–1716) invented differential calculus independently of Isaac Newton; much of the notation and vocabulary used today comes from Leibniz, who ...

When doing complex calculations in school, we have fond memories of using a calculator. The credit for this goes to Gottfried Leibniz. Gottfried Leibniz was a renowned German polymath, known as the ...

Sunday's Google Doodle celebrates the 372nd birthday of German philosopher, mathematician and polymath Gottfried Wilhelm Leibniz. Leibnitz was born on July 1, 1646, in Leipzig, Germany, towards the ...

Sunday's Google Doodle celebrates the 372nd birthday of mathematician and philosopher Gottfried Wilhelm Leibniz. He was born near the end of the Thirty Years War, into a world very different from ...

The BBC’s Melvin Bragg can’t get enough of Isaac Newton and the great physicist’s battles with his fellow scientists. This morning Bragg gathered a cabal of Oxbridge historians to chat about the ...

__1675: __Gottfried Leibniz writes the integral sign ∫in an unpublished manuscript, introducing the calculus notation that's still in use today. Leibniz was a German mathematician and philosopher who ...