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b'Asteroids are rich in precious metals and other valuable resources. But mining them presents considerable challenges. We discuss these, and consider how these spinning, rocky resources might be the key to a space-faring future. But an economist points out the consequences of bringing material back to Earth, and a scientist raises an ethical question; do we have an obligation to keep the asteroids intact for science?\\n\\xa0Guests:\\nJim Bell\\xa0- Planetary scientist in the School of Earth and Space Exploration at Arizona State University.\\nMartin Elvis\\xa0- Astronomer and author of \\u201cAsteroids: How Love, Fear, and Greed Will Determine Our Future in Space.\\u201d\\nIan Lange\\xa0- Economist and associate professor at the Colorado School of Mines and author of a paper on the feasibility of asteroid mining.\\nFeaturing music by\\xa0Dewey Dellay\\xa0and\\xa0Jun Miyake\\nYou can get early access to ad-free versions of every episode by joining us on\\xa0Patreon. Thanks for your support!\\nBig Picture Science is part of the\\xa0Airwave Media\\xa0podcast network.\\xa0Please contact\\xa0advertising@airwavemedia.com\\xa0to inquire about advertising on Big Picture Science.\\n\\xa0\\nLearn more about your ad choices. Visit megaphone.fm/adchoices'