After two decades following monarch butterflies across North America, Nat Geo photographer Jaime Rojo shares the remarkable stories behind his images—and the fleeting moments he spent years trying to ...

Researchers all over North America are attaching tiny transmitters to Monarch butterflies as they begin their migration to Mexico, to learn more about their stops and challenges. It's migration season ...

Claudia Galeno-Sánchez in her home’s butterfly sanctuary in Chicago’s Pilsen neighborhood in the summer. Sánchez is part of a nationwide movement of people planting native milkweed plants and reducing ...

As the UK’s longest reigning monarch, Queen Elizabeth II saw Britain change dramatically over the years. Yet she remained a constant presence in the lives of the people of the UK and Commonwealth.