December 12 in Pop Culture History December 12th is… National Ambrosia Day Worldwide Candle Lighting Day National Ding-a-Ling Day Festival of Unmentionable Thoughts Gingerbread House Day Poinsettia Day 1787 – Pennsylvania became the second state to ratify the U.S. Constitution. 1901 – Guglielmo Marconi sent the first Atlantic wireless (radio) transmission (three beeps) from Cornwall, […]