Smoke signals: The intriguing chemistry of a conclave chimney
Wednesday, March 13, 2013 - 08:00
in Psychology & Sociology
The eyes of the world are focused on a thin chimney on top of the Sistine Chapel. Underneath, ensconced in the papal conclave, 115 cardinals are due to make their decision as to who will succeed Benedict XVI as Pope. And the answer to the all-important question comes in the form of a simple smoke signal - no tweets or digital communication allowed - but will it be white or black smoke?