Wednesday, September 25, 2013

Nova: Australia's First 4 Billion Years



Australia as a record of the history of life on Earth
I don't know if Australia's rocks are confirmed as the oldest ever found, but considering they found the first fossil bacteria in its rocks, Australia clearly can be used as a window the whole history of life and geology of the Earth.

Episode one tries to start from the beginnings of our solar system to the first episodes of life on Earth. As it turns out, for the majority of the Earth's existence, life never went beyond single cells. Multicellular life mostly started at the Cambrian explosion around 500 to 600 Million years ago. This was somewhat after the last 'iceball Earth' episode. The idea of the whole Earth covered with ice is one of the most exciting Earth geology ideas of the past few decades(supervolcanoes would be another). As the Narrator says, this period is considered the most boring period for Paleontologists, biologists(except those trying to understand say genetic fossils in cellular dna, the origin of life and so on). I'm kindof disappointed they...

Australia, a Land Mass of Stunning Beauty and Amazing Contrasts
Australia's First 4 Billion Years, a set of two Blue-ray Discs, is simply magnificent. These two Blu-ray Discs fill in a big hole in the knowledge that many viewers have about the geology, fauna, flora, and human inhabitants of Australia over a period of 4 billion years. Superb photography, judicious comments of experts, well-done computer animation, and, last but not least, geologist Dr. Richard Smith bring to light the magnificence of the "big, red, flat, and old" country. In summary, Dr. Richard Smith makes Australia accessible to a wide audience by keeping his coverage both erudite and entertaining.

Mind blowing
My 11 year old is obsessed with this program, and his parents agree whole heatedly. A great learning experience, enjoy.

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