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Changing Seas
Sunken Stories
Season 5
Episode 502
n the Florida Keys, divers from around the country learn how to map shipwrecks and apply their skills on a mysterious 18th-century slave ship. Professional explorers also employ high-tech tools to scan objects buried beneath the seafloor.
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27:02
Scientists spend a month in the Galapagos Islands to conduct research.
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26:54
The world’s largest known aggregation of whale sharks occurs just off the coast of Cancun.
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29:33
Scientists work to identify and link a devastating coral disease to a human pathogen.