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Planes can trigger small localized snowstorms

There has been a debate over the years re whether aircraft flying through clouds can trigger changes in the local weather. Researchers have now identified the circumstances when such may happen. Water typically freezes at 32ºF or 0ºC. But, in the absence of dust or other small particulates...

Noise Can Alter the Composition of an Ecosystem

Prior posts have reviewed the wide variety of "selection factors" than can drive evolution in a species. Now it appears that noise can alter the makeup of an entire ecosystem. Researchers have found that noise can drive away some species and sometimes encourage others, which in turn can influence...