Here's how the conclave creates black and white smoke and why the Catholic Church began using them to signal whether a new pope has been elected.

At the end of each voting round, black smoke means a new pope has not yet to be selected, while white smoke indicates a new ...

For white smoke, a compound of the chemicals potassium chlorate, lactose, and rosin (also known as Greek pitch) is used, ...

The smoke is created by burning the ballots, and originally just meant that no pope had been elected. It was only in the conclave of 1914, which elected Benedict XV, that different smoke colors were ...

All 133 cardinals are gathered in the Sistine Chapel for the Conclave under strict secrecy, as the world watches and waits for the election of a new pope. Black smoke rose from the chimney around 9 pm ...

The Vatican’s tradition of using black and white smoke signals from the Sistine Chapel chimney continues to announce the ...

Follow live coverage from the Vatican on the second day of conclave as cardinals return to the Sistine Chapel to vote for a ...

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