ieExplains: How does the conclave work and when will a new pope be chosen?

Cardinals will enter the Sistine Chapel on Wednesday to begin the process of electing a pontiff

The Vatican's Cardinal Secretary of State Pietro Parolin (C) and cardinal Robert Francis Prevost (2ndR) attend the Seventh Novemdiale mass at St Peter's basilica, following the funeral of the Pope and ahead of the conclave, in The Vatican, on May 2, 2025. (Photo by Tiziana FABI / AFP) (Photo by TIZIANA FABI/AFP via Getty Images)

Cardinals will begin voting to elect a new pope in the Sistine Chapel on Wednesday. How does it work?

Who is taking part?