1695 in science

• English clockmaker Samuel Watson produces the "Physicians pulse watch", the first watch with a lever that stops the second hand, i.e. a stopwatch. ==Events==

• Gottfried Leibniz publishes his "New System of the Nature and Communication of Substances". • Denis Papin moves from Marburg to Kassel and publishes Recueil de diverses pièces touchant quelques machines. ==Births==

• February 2 – William Borlase, Cornish naturalist (died 1772) • February 6 – Nicolaus II Bernoulli, Swiss mathematician (died 1726) • May 3 – Henri Pitot, Italian-born French engineer (died 1771) • August 4 – William Oliver, Cornish-born English physician (died 1764) • November 10 – John Bevis, English physician and astronomer (died 1771) ==Deaths==

• January 26 - Johann Jakob Wepfer, Swiss pathologist and pharmacologist (born 1620) • July 8 – Christiaan Huygens, Dutch mathematician and physicist (born 1629) • December 30 – Samuel Morland, English inventor (born 1625) ==References==