**_Does what it aims to do_** > _Earth provides enough to satisfy every man's needs, but not every man's greed._ - Mahatma Gandhi Executive produced by Darren Aronofsky, and made by Will Smith's production company (Smith is also the presenter), _One Strange Rock_ is essentially about the experiences of eight astronauts, and how their time in space led them to see Earth with new eyes. That, in turn, is used as a jumping off point to examine several different branches of Earth Science, with each episode focusing on a specific astronaut and dealing with a specific topic; the planet's respiratory system, the Theia Impact theory, how the planet protects us from the sun, the origin of life, the Permian-Triassic Extinction, the possibility of colonising another planet, how life has both transformed the Earth and been transformed by it, the evolution from single celled microbes to complex organisms, the development of the human brain, and the concept of Earth as home. Along the way, the show throws up a litany of hard to believe facts. To give just a sampling; the Amazon produces twenty times more oxygen than all of humanity could use, but none of it leaves the Amazon Basin, as it is used by the animals living there; the magnetic field generated by the planet's core stretches for 400,000 miles into space in every direction; every strand of DNA in the world contains billions of carb…

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