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Aeon is a registered charity committed to the spread of knowledge and a cosmopolitan worldview. Our mission is to create a sanctuary online for serious thinking.

No ads, no paywall, no clickbait – just thought-provoking ideas from the world’s leading thinkers, free to all. But we can’t do it without you.

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Anne Buchanan

Anne Buchanan is an emeritus research associate in the anthropology department at Penn State University, and author of The Mermaid’s Tale: Four Billion Years of Cooperation in the Making of Living Things (2009).

Written by Anne Buchanan

Essay/
Human evolution
Sex makes babies

As far as we can tell, no other animal knows this. Did our understanding of baby-making change the course of human history?

Holly Dunsworth & Anne Buchanan

Essay/
Philosophy of science
The real two cultures

I am a geneticist, my sister works a dairy farm. Our lives are so different we might as well be living in parallel worlds

Anne Buchanan

Essay/
Biology
Things genes can’t do

Simplistic ideas of how genes ‘cause’ traits are no longer viable: life is an orderly collection of uncertainties

Anne Buchanan & Kenneth Weiss