How much is $1000 really worth?
Ethical philosophers ask us: what do we owe one another? By engaging in thought experiments that may seem outrageous at first we can clarify our own moral reasoning. Join us in considering what has morally significant value and how that can inform our behavior.
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How did the Mossi people of Burkina Faso make iron over 1,000 years ago? By reconstructing their ancient bloomery, MIT researchers are learning what this process can teach us about material production.
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2:37Science or art? These images are both
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