Latest Human Nature columns: 1) The chess match of man and machine. 2) Bestiality vs. homosexuality. 3) Ultrasound and the future of abortion. 4) The global market in human organs. 5) The evolution of brains and morals. 6) Machines that read your mind. 7) Invasion of the naked body scanners. 8) The future of pain-beaming weapons. 9) Gay sheep and human destiny. 10) More on gay sheep.
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