In the papal conclave to elect a new pope, here's a look at what the color of smoke (black or white) means after each vote.

A change in popes — through death or resignation — is a complicated process. These are the need-to-know terms — some of them ...

This is Latin for “having had mercy and choosing him” — a phrase that Francis chose as his motto when he was elevated to ...

During the 2013 conclave that led to the election of Pope Francis, the black smoke was produced using a mixture of potassium perchlorate, anthracene (a component of coal tar) and sulfur.

the piercing of ballots with a needle and thread after they're counted, and then burning them to produce either the white or black smoke to signal if there's a new leader for the world's 1.3 ...

the piercing of ballots with a needle and thread after they’re counted, and then burning them to produce either the white or black smoke to signal if there’s a new leader for the world’s 1.3 ...

the piercing of ballots with a needle and thread after they’re counted, and then burning them to produce either the white or black smoke to signal if there’s a new leader for the world’s 1.3 ...

In a move reflecting Germany's determination to achieve its climate targets, the massive Moorburg power station in Hamburg, touted as among Europe's most advanced coal-burning plants, was ...

the piercing of ballots with a needle and thread after they're counted, and then burning them to produce either the white or black smoke to signal if there's a new leader for the world's 1.3 ...

Johann David Schoepf, a German physician and botanist who traveled through America during and after ... burning in houses, because it didn’t produce as much smoke as “soft” bituminous coal.