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This week, our scientists share a hot new way to forecast volcanic activity in the deep sea, and explore how water flows through New England marshes as the mercury plummets. Plus, what happens to native ecosystems when we (unwittingly) transport invasive hitchhikers across the globe—and a hard look at the facts of shark attacks.

Dive in!

Press Room

Heat signals from the deep hint at upcoming volcanic eruptions

Temperature swings at hydrothermal vents indicate magma on the move below the seafloor

OCEANUS

Top 5 ocean hitchhikers

How we became unwitting chauffeurs to marine colonizers—and what it means for native ecosystems

Ocean Fact Checker

Are shark attacks on the rise?

WHOI marine ecologist Camrin Braun weighs in