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Two species of ravens? Nevermore, quoth the UMBC professor An evolutionary biologist at the University of Maryland, Baltimore County, recently co-authored a study that shows how two species of ravens became one, a reverse of more typical evolution known as speciation reversal.
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Synchronizing Baltimore traffic signals not easy Traffic headaches in downtown Baltimore are nothing new, but city officials said fixing the cause may not be all that easy. At times during rush hour, it seems pedestrian traffic is the only thing moving fast. Traffic signals aren't synchronized, and it may take tens of millions of dollars to fix that problem.
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