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Kelp forests more influenced by frequency of natural disturbances, not severity
Giant kelp forests — those ethereal, swaying columns of seaweed found in the intermediate to deep water zones of cooler coasts along the Pacific Ocean and Southern Hemisphere — provide habitat for a variety of species that spend their lives in kelp's canopies or at the rocky bottoms.
Scientists find more modern human traits influenced by Neandertal DNA
Researchers identified several new traits in modern humans that are influenced by Neandertal genes.
Comet strike may have influenced ancient global warming event
A comet strike may have triggered a rapid global warming event roughly 56 million years ago, investigators at the Rensselaer Polytechnic Institute suggest.

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