Global health

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I was born at the end of the cold war, unaware of the danger we were emerging from. Duck and cover drills (as if those could protect schoolchildren from a nuclear blast) were a curiosity of the past. The farmer-poet Wendell Berry, who wrote about the dread of nuclear war, died recently. From his 1968 “The peace of wild things”: When despair for the world grows in me and I wake in the night at the least...

It is often assumed that space expansion by intelligent actors would be clearly visible on a cosmic scale. I have previously outlined some reasons to doubt this assumption and to treat quiet cosmic expansion as a plausible explanation for the observed cosmic silence (see also Freitas, 1983; Fogg,...