Marie Tharp pioneered mapping the bottom of the ocean 6 decades ago – scientists are still learning about Earth’s last frontier
Despite all the deep-sea expeditions and samples taken from the seabed over the past 100 years, humans still know very little ...
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A stunning map of the Atlantic Ocean seafloor — and one woman’s pioneering quest to publish it
In the mid-20th century, when people looked at a map of the world ... ships that crossed the Atlantic Ocean. At the time, ...