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Showing posts with the label LIbrary of Alexandria

Cosmos Episode 3: The Harmony of the Worlds

Here comes Professor Sagan, the Great Astronomy Teacher!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! It was great to see Sagan launch into astrology with the elegance that only he is capable of. He pretty much demolished astrology in about five eloquent minutes. He pointed out the many incongruities and inconsistencies in the logic of astrology. Of course, the apologists for astrology will find counter-arguments to his arguments but that's a futile exercise. Sagan enriched my knowledge of history as usual as he talked about how the size of the Earth was first calculated by the director of the Library of Alexandria ... or, perhaps he did that in another episode of Cosmos. Sagan talked about the Anasazi people of Southwest America who had built a place where the Sun shone at a particular place on only the Solar Solstice. Sagan went into European history and how Johannes Kepler's orbit intersected with that of Tycho Brahe. Seeing Sagan explain Kepler's Laws of Planetary Motion, I was remin...

Cosmos Episode 1: The Shores of the Cosmic Ocean

A spectacular opening to the series by Sagan as he provides a historical perspective about ourselves. Clearly, he is doing a conscious job of not presenting a Western-centric worldview or looking at the world as merely comprising of Westerners. Sagan's knowledge of history would seem to suggest that he is a historian and not a scientist as he tours the Library of Alexandria and mourns the loss suffered as the result of the destruction of that temple of knowledge. There's a message there for those who wish to understand it. The Library was the glory of the ancient world for seven long centuries. Yes! How many monuments of the modern world can claim to have lived for that long. All that we would be able to think of as great have been built perhaps in the last one hundred years. I can think of everything from the great skyscrapers to the great bridges to the space vehicles and the great cities. But which of these will remain great seven centuries hence ... and therein lies the str...