Ellie Handler


Exploring Pollution at its Core: Ice reveals pre-industrial atmospheric pollution in South America

A team of researchers from Yale, Ohio State University, and the University of Copenhagen examined a Peruvian ice core for toxic trace metals, which indicate atmospheric conditions across many years. The scientists found, surprisingly, that Spanish colonial mining in South America caused significant atmospheric pollution prior to the Industrial Revolution.

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Q&A: What Causes Happy Tears?

People have accepted tears of joy as commonplace for years, but Yale postdoctoral associate Oriana Aragón seeks to understand the science behind them.

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