Year in science review: Global warming, new species

From the largest scales (global climate) to the smallest (cell research), this was a year punctuated by significant developments in science. USA TODAY highlights the findings. Global warming It led the pack as the main science story of 2007. This was a year in which the topic moved from being theory to fact in the scientific world and, perhaps more important, in the minds of many Americans. It also was the year in which the gold-standard scientific body on the topic, the United Nations'...Full Story
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