July 19, 2017, by Dr. Meghan Gray

New Objectivity video: Ptolemy’s Almagest

Our YouTube channel Sixty Symbols is not the only collaboration we have with the prolific Brady Haran.

In the latest video from his channel ‘Objectivity‘, check out Prof. Mike Merrifield discussing one of the most influential texts in scientific history:  Ptolemy’s Almagest.

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