Category Archives: axial age

My maternal grandfather was born in 1896. He died in 1996. He saw a great many changes in his life. If my children live 100 years what changes will they see? To the same extent? In the biological sciences, I suspect so. In particular, in the domain of stell cells and genetic engineering it strikes […]

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A few days ago Robin Hanson brought this chart of world population to my attention: On the x-axis you have time, 12,000 years ago to the present. On the y-axis an estimate of the total world population log-transformed. The data is derived from the US Census low estimate. Granting the data’s accuracy for the purposes […]

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Razib Khan