Does giving a placebo require lying to a patient? This study concludes...no! Placebos still work even when the patient knows, at least for emotional distress.
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…
We aren't that far off from Mars colonies. But humans are not built for Mars. Or rather, Mars isn't built for us, yet. Understanding the sacrifices such a massive undertaking needs is important to its success.
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.