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Digging Up Panama's Past

The Panama Canal is being expanded to accommodate larger ships carrying bigger loads. The construction has exposed a trove of fossils, revealing a wide array of creatures that lived at the southern end of North America 20 million years ago.

ByAri DanielNova

National corporate funding for NOVA is provided by Draper. Major funding for NOVA is provided by the David H. Koch Fund for Science, the NOVA Science Trust, the Corporation for Public Broadcasting, and PBS viewers.