COVER STORY This issue: Remembrance—Pope Francis: 1936-2025.  An Argentine with a gift for empathy, a discomfort with opulence, and a profound love for the poor changed the face of the Catholic Church. He was a departure. Francis was the first the Pope from The Americas. The first, in fact, from anywhere but Europe. There had been 265 before him but no one had taken his name from St. Francis of Assisi, famous for administering to the poor…To understand the world we live in, read TIME.

Researchers are racing to understand why. Dr. Frank Frizelle has operated on countless patients in his career as a colorectal surgeon. But there’s one that stayed with him. In 2014, he was treating a woman in her late 20s suffering from bowel cancer—already a rare situation, given her age. But it became even more unusual when her best friend visited for in the hospital and told Frizelle that she had many of the same symptoms as his patient…

The release of DeepSeek R1 stunned Wall Street and Silicon Valley in January, spooking investors and impressing tech leaders. But amid all the talk, many over-looked a critical detail about the way the new Chinese artificial intelligence model functions—a nuance that has researchers worried about humanity’s ability to control sophisticated new AI systems. It’s all down to an innovation in how DeepSeek R1 was trained—one that led to surprising…