In a tradition that scholars date to the 19th century, smoke released from a chimney will be colored white if the cardinals have made a decision, or black if they remain deadlocked.

Habemus papam, and habemus a new Lorde tour while we’re at it. Almost simultaneously with white smoke emerging from the chimney at the Vatican, the pop star announced the “Ultrasound World Tour,” inviting fans to “Come see what’s under the skin.