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Altruism, in principle, is selfless action for the well-being of others. Altruism may help us achieve our space exploration goals. Space agencies like NASA, SpaceX, and ESA  are funding new projects to commercialize asteroids, the Moon, and Mars. These projects could deliver economic  as well as scientific benefits…

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Should we geoengineer larger ice caps to reflect radiation away from the Earth to cool the climate? Is this a good idea? This article briefly explores these questions, based on the work of Jacob Haqq-Misra of Blue Marble Space Institute of Science.