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b'Anyone who does gardening knows that life is tough. It\\u2019s also ancient \\u2013 the first living things appeared on this planet nearly as soon as our world was habitable. We consider life on real worlds \\u2013 like Earth and Mars \\u2013 as well as fictional ones, such as the desert planet from the movie \\u201cDune\\u201d. We\\u2019ll hear about a new scheme to find Martians, and practical approaches to coping with climate change.\\nAnd is Pluto seeking revenge? The unmasking of a fourth moon around this former planet!\\nWe\\u2019re making some lively discoveries in Seth\\u2019s Tool Shed on Big Picture Science.\\nGuests:\\n\\n\\nPhilip Duffy - Physicist and senior scientist at Lawrence Livermore National Laboratory\\n\\n\\nKevin Zahnle - Planetary scientist at the NASA Ames Research Center\\n\\n\\nDavid Summers - Astrobiologist at the SETI Institute\\n\\n\\nChristopher Carr - Researcher in the Department of Earth, Atmospheric, and Planetary Sciences at the Massachusetts Institute of Technology\\n\\n\\n Mark Showalter - Research scientist at the SETI Institute\\n\\nDescripci\\xf3n en espa\\xf1ol\\nLearn more about your ad choices. Visit megaphone.fm/adchoices'