Stanislao Cannizzaro in Italy. He is best known for his contribution to the then-existing debate over atoms, molecules, and atomic weights. He championed Amedeo Avogadro's notion that equal volumes of gas at the same pressure and temperature held equal numbers of molecules or atoms, and the notion that equal volumes of gas could be used to calculate atomic weights. In so doing, Cannizzaro provided a new understanding of chemistry. Stanislao Cannizzaro Stanislao Cannizzaro FRS (13 July 1826 – 10 May 1910) was an Italian chemist. He is remembered today largely for the Cannizzaro reaction and for his influential role in the atomic-weight
History of same-sex marriage in the United States 2013, the U.S. Supreme Court issued a 5–4 decision in "United States v. Windsor", ruling Section 3 of DOMA unconstitutional "as a deprivation of the equal liberty ... protected by the Fifth Amendment." The decision was widely quoted by both sides in same-sex marriage lawsuits. On August 4, 2010, a decision by a U.S. District Court in "Perry v. Schwarzenegger" ruled that California's Proposition 8 was unconstitutional. The Supreme Court dismissed the case for lack of standing on June 26, 2013, after which the issuance of marriage licenses to same-sex couples resumed on June 28, 2013. New Jersey began issuing