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.

The chimney smoke from the Sistine Chapel is the most watched signal during conclave, which started on May 7. Only two colors ...

White smoke billowed over the Vatican on the first full day of voting, but this was not quite the fastest conclave in history ...

Officials of the Catholic Church are gathering to select Pope Francis' successor during the papal conclave. Watch here for ...

Black smoke has been rising from the Sistine Chapel, signaling that the cardinals have not yet elected a new pope on Thursday ...

Multiple rounds of voting likely will be required before a candidate emerges with the two-thirds majority required to become ...

The 2025 papal conclave is underway. Who will be the new pope when the white smoke settles? Who is the odds-on favorite? Are ...

Black smoke has poured out of the Sistine Chapel chimney, indicating no pope was elected on the first ballot of the conclave ...

It took just two days for the College of Cardinals to elect a new Pope less than a month after the death of Francis ...

New intelligence obtained by the United States suggests that Israel is preparing to strike Iranian nuclear facilities, CNN ...

FILE - Black smoke emerges from the chimney on the Sistine Chapel as cardinals voted on the second day of the conclave to elect a pope in St. Peter’s Square at the Vatican, Wednesday, March 13, 2013. ...

This all came to a head on Thursday when the papal conclave finally sent up white smoke from the Sistine Chapel, signalling ...