Approximately 500 years ago, Spanish forces laid siege to the Aztec capital of Tenochtitlán.

Mexico City Marks 500th Anniversary of the Fall of Tenochtitlán

The events highlight the complex legacy of 300 years of Spanish rule

Peace Corps volunteer Marya Cota-Wilson gives a gardening lesson in Costa Rica in the 1980s.

Why the Peace Corps’ Mission Is Needed Now More Than Ever

On its 60th anniversary, a moment of reckoning arrives for the nation's globe-trotting volunteers

Joshua Bell is the curator of globalization at the Smithsonian’s National Museum of Natural History. He is working on a new exhibit about the global history of cellphones.

Meet the Scientist Studying How Cell Phones Change Societies

"Smartphones embody globalization," says the Smithsonian cultural anthropologist Josh Bell

"We can’t separate human health from the health of the natural world,” says Sabrina Sholts, a physical anthropologist and organizer of the Smithsonian's new show, "Outbreak."

How Globalization Changed the Way We Fight Disease

A new exhibition at the National Museum of Natural History explores the deadly past of global epidemics

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