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Oceans

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Titanic vs. Lusitania: Who Survived and Why?

The tragic voyages provided several economists with an an opportunity to compare how people behave under extreme conditions

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Riled up About Geoengineering

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Underwater Antarctica

"If we don't do something," says Knowlton, who has earned the nickname Dr. Doom, "we could lose all corals by 2050."

A Coral Reef’s Mass Spawning

Understanding how corals reproduce is critical to their survival; Smithsonian’s Nancy Knowlton investigates the annual event

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Watching Coral Sex

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The Eastern Pacific Black Ghost Shark

Hydrolagus melanophasma, a new species of fish, was named from specimens collected over the last several decades off the coast of California

As ocean water becomes more acidic, corals and shellfish must spend more energy to make their calcium carbonate shells.

A Swim Through the Ocean’s Future

Can a remote, geologically weird island in the South Pacific forecast the fate of coral reefs?

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Picture of the Week—Project Pebble

The University of Cambridge Department of Engineering hosted a photography contest earlier this year, and the winners have just been announced

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Seas of Plastic

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