ocean mapping Archives - State of the Planet

Marie Tharp

Marie Tharp’s Adventures in Mapping the Seafloor, In Her Own Words

The pioneering mapmaker explains how she and colleagues discovered underwater mountain ranges 40,000 miles long, and helped to prove that the continents move.

by |July 24, 2020
Stephanie Bush of Monterey Bay Aquarium Research Institute (left) and Chiara Borelli of the University of Rochester emerge from the research submarine Alvin after the first dive. Photo: Bridgit Boulahanis

The Magic of Exploring Under the Sea

It’s midnight on the ship, and the labs are filled with scientists busy examining samples. Two of them just got back from a trip to the seafloor, and the excitement is palpable.

by |July 31, 2016
Aboard research cruises, the teams work around the clock, using every precious second of sea time. Scientists launched Sentry in the evening and monitored its progress through the night. Photo: Bridgit Boulahanis

Life Aboard a Research Cruise: 24-Hour Workdays, Amazing Discoveries

When scientists say “research cruise,” they aren’t talking about sunny afternoons of shuffleboard and margaritas on deck. Life aboard a research vessel means tight spaces, few amenities, and long workdays.

by |July 30, 2016

When Doing Science at Sea, Prepare to Adapt

Bridgit’s research training cruise started with a fundamental lesson of ocean science: Science at sea requires constant adaptation. Morning fog meant rewriting dive plans and reconsidering priorities.

by |July 29, 2016

Dennis E. Hayes, Mapper of the World’s Ocean Beds

Dennis E. Hayes, a marine geophysicist who advanced mapping of the world’s ocean floors, died at his home in New York City on Aug. 6. He was 76.

by |August 11, 2015