In a study published Monday in the Proceedings of the National Academy of Sciences, Piantadosi and his colleague Celeste Kidd modeled how this evolutionary positive feedback system could have led to runaway natural selection that resulted in absurdly smart humans (but still not smart enough to behave well on the Internet). (washingtonpost.com)
The Arctic and Antarctic are where fears about «runaway global warming» and speculation about positive feedback systems are grounded, precisely because these regions are so poorly understood. (climate-resistance.org)