At the last conclave, in 2013, the Vatican said it used a mixture of potassium perchlorate, anthracene and sulphur to produce black smoke, and potassium chlorate, lactose and rosin for white.

All eyes are on Vatican City Tuesday with just over a day to go until the start of the papal conclave to elect the 267th pope. It would be "unexpected" if the conclave goes past Friday, Cardinal ...

The Vatican released videos of the Room of Tears ahead of the conclave. In the room, there are vestments in 3 different sizes, depending on the size of the new pope.

Pope Leo XIV - history-making, the first American Pope. Now, David Muir reports from the Vatican in the breaking, new "20/20" special edition.

The Conclave is now underway, at least, in ceremony. Mass marking the start of the process came to a close Wednesday in the Vatican and hundreds of people poured into St. Peter's Square.

All eyes are on Vatican City Tuesday with just over a day to go until the start of the papal conclave to elect the 267th pope. It would be "unexpected" if the conclave goes past Friday, Cardinal ...

All eyes are on Vatican City Tuesday with just over a day to go until the start of the papal conclave to elect the 267th pope. It would be "unexpected" if the conclave goes past Friday, Cardinal ...

Cardinals will gather for the papal conclave — the centuries-old tradition through which a new head of the Catholic Church is elected — starting on May 7, Vatican spokesperson Matteo Bruni ...

The cast of the Vatican thriller “Conclave,” which took home the Best Ensemble trophy at the recent SAG Awards, extended ...

On July 18, the account posted a screenshot allegedly confirming it had received press credentials from the Holy See Press Office—the Vatican’s official media arm. That means Pope Crave is now ...

As dozens of cardinals arrived for their pre-conclave meetings on Friday, it was probably not lost on them that the next pope was among them. So, who will lead the world's 1.4 billion Catholics?