Warren Cornwall

Warren Cornwall is a freelance journalist based in Bellingham, Washington His work has appeared in the New York Times, the Boston Globe Magazine, and the Seattle Times. He is a contributing correspondent for Science.
Cloudy with a chance of warblers

Strides in computer power and artificial intelligence have enabled scientists to gauge the almost unimaginable scale of nighttime migrations—more than 700 million birds on some nights in the US.

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