Our attachment system is the evolutionary byproduct of a process humans developed to stay alive, Dr. Shorey says.

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Denationalization is both evolutionary and technically the simplest system to implement.

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The peace that comes when all cravings are lost due to the comforting and redeeming action or the autonomous nervous system, cultivated through proper meditation, is an evolutionary step in the right direction.

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Though foxes are of recent introduction in Australia (having been brought for sport by British settlers), many marsupial predators, now extinct, were present before the arrival of man in both his Aboriginal and his European forms, so the ecological system of plants, herbivores and carnivores in the eucalyptus forests would probably not have been that different in the evolutionary past.

ECONOMIST: Ecology raids the techniques of chemistry