(News 1st): Astronaut & Oceanographer – Kathy Sullivan, who was the first American woman to walk in space in 1984, became the first woman and the fifth person in history to descend to the deepest known spot in the world’s oceans; “Challenger Deep” in the Mariana Trench, which is 7 miles below the surface of […]
Doctor Kathy Sullivan; first person to reach the deepest spot in the ocean and to walk in space.
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