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Marie Tharp pioneered mapping the bottom of the ocean 6 decades ago – scientists are still learning...
The Conversation via Yahoo News· 1 year agoTharp with an undersea map at her desk. Rolled sonar profiles of the ocean floor are on the shelf...
Education Association: Proposed standards too difficult for early learners, too easy for upper-grade...
The Daily Republic, Mitchell, S.D. via Yahoo News· 2 years agoAug. 18—PIERRE — A premier group of educators is expressing concern surrounding newly released educational standards for social studies classes in South Dakota's public schools, saying the proposal ...