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...method of cloud-seeding used by the Chinese involves dosing the atmosphere with silver iodide, a chemical solution either dropped from planes or shot up from the ground. (Other methods use salt or dry ice.) The silver iodide particles supercharge cloud formation, as they act as excellent condensation nuclei. Once clouds form, they also start a positive feedback effect. As droplets freeze and are added to the cloud, they release their heat, creating an updraft which draws additional moisture from the ground into the atmosphere...
...anesthetics indeed work and seem to be safe. Used at the right doses in healthy people, the drugs rarely cause serious complications or side effects; the risk of death in patients undergoing general anesthesia, for example, is 1 in 250,000. But recent inquiries into how these strange chemicals act on the cellular level have uncovered a troubling long-term possibility: that general anesthetics may potentially contribute to cognitive impairment in vulnerable patients such as the very young and very...
Citing data on the acidification of oceans, migrating climates in the United States, and skyrocketing levels of greenhouse gases in the atmosphere, Lehner said environmental lobbying groups, as well as universities such as Harvard, must use their institutional clout to get the American Clean Energy and Security Act of 2009 (ACES) passed by the U.S. Senate...
...Along these lines, what do you think the most common misconceptions are about the motivations of suicide bombers? We tend to assume that they act out of personal despair, rage, hatred, belief in paradise or having been brainwashed. We also assume that their actions are completely irrational and destructive. What we need to look at, in order to correct these misconceptions, is the martyr's discourse and the rituals that surround religiously sanctioned suicide terror...
...between religious spheres of action and political spheres of action, whereas in Islam, religious dynamics are still very much intertwined with political agendas. In Christianity, you don't really see what you see in Islam where the [political] martyr is a Christ-like figure. In Christian communities, if you act like a Christ-like figure to solve a political problem, people will just think you're crazy...