Effective Altruism

Longtermism in 1888: fermi estimate of Heaven's size

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A letter from my great-great grandfather that reads more like a Ted Chiang sci-fi.

Short Story: The Toba Supervolcanic Eruption

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A story about humanity's perilous past and uncertain future.

Existential Risk, Anthropics, & Peter Thiel's Investment Thesis

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I analyze the investment strategy Thiel describes in 'The Optimistic Thought Experiment'.

Nuclear Strategy in a Semi-Vulnerable World

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What if all you needed for a nuke was the raw uranium?