The Latest Breaking News from Leo XIII

Pope Leo XIV has marked the 56th anniversary of man’s arrival on the moon Sunday with a visit to the Vatican astronomical observatory in Castel Gandolfo and a call to astronaut Buzz Aldrin

Leo’s namesake, Pope Leo XIII, advocated for better working conditions during the late 19th and early 20th centuries.

20 telltale stories about popes and the papacy that may surprise even the most knowledgeable.

Plus: The near death of starter-home reform in Texas, Colorado's pending ban on rent-recommendation software, and a very Catholic story of eminent domain abuse.

Pope Leo XIV singled out the challenges of artificial intelligence as he took office this month, underscoring religious leaders' hopes to influence a technology freighted with both vast hopes and apocalyptic fears.

The last Pope Leo denounced state seizures of private property as "emphatically unjust."

When Robert Francis Prevost chose the papal name Leo XIV, it could have meant many things. There were 13 Leos before him: The first, Leo the Great, was a fifth-century theologian who helped heal the doctrinal divisions among early Christians; Leo X, a member of the powerful Medici family, helped…

They have been quick to brand the new pope an ‘anti-Trump’ ‘total Marxist’. In return, he is already critiquing their worldview, says Guardian associate editor Julian Coman

UK Foreign Secretary David Lammy, Deputy Prime Minister Angela Rayner and the Duke of Edinburgh, who was representing the King, were among attendees.