The mass of the antileptons is identical to that of the leptons, but all of the other properties are reversed. A third characteristic feature of leptons, in addition to their charge and mass properties, is their intrinsic angular momentum, or spin. Leptons are classified within a larger group of subatomic particles, the fermions, which are characterized by half-integer values of their spin.
Trick and Treat: Halloween in Italy. 28th October 2015. Itâs nearly that spooky time of year again. Although Halloween is renowned around the world as a holiday loved by the Americans (their holidays are celebrated bigger and better than anywhere else) it is becoming more and more popular in Italy.
San Gennaro in NYC: What to know about Little Italy's feast By Meghan Giannotta meghan.giannotta@amny.com September 14, 2017 Thereâs more to Little Italyâs San Gennaro festival than cannolis â like sausage and peppers, meatballs and zeppoles, too. This year marks the 91st anniversary of the 11-day feast that brings more than two million tourists and locals downtown, donning green, white and red.