Mother’s Day this coming Sunday, May 13, is a good time to reflect on one of the most famous astronomers in the 20th century, Cecilia Payne-Gaposchkin, nee Cecilia Helena Payne, (1900-1979) who was ...
Was Einstein smarter than a sixth-grader? When it came to black holes, maybe not. For much of the 20th century, astronomers and physicists were unsure about whether black holes — which were predicted ...
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