A version of this story appears in the September 2020 issue of National Geographic magazine. Philadelphia detected its first case of a deadly, fast-spreading strain of influenza on September 17, 1918.

12:50, Wed, Nov 26, 2025 Updated: 13:28, Wed, Nov 26, 2025 Rachel Reeves' Autumn budget was leaked online just minutes before she was set to formally address the House of Commons, where the Budget is ...

David Gerbing, Ph.D, from Portland State University, explores professional, interactive data visualization for everyone ...