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Benjamin Cassidy

Benjamin Cassidy is a New England-based journalist whose work has appeared in Scientific American, National Geographic, Nautilus, and Smithsonian, among other publications.

Photomicrograph image of pyrrhotite under a reflected light ore microscope

Home Foundations Are Crumbling. This Mineral Is to Blame.

Pyrrhotite causes cracks in concrete. But research on how widespread the issue might be has only scratched the surface.