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Mystery of Prehistoric Marine Reptile's Extinction Explained

One of the enduring mysteries of paleontology, the demise of a highly successful group of dolphin-like marine reptiles called ichthyosaurs that flourished in Earth's seas for more than 150 million years, may finally have been solved. Scientists on Tuesday attributed the creatures' extinction 94 million years ago to the combination of global warming and their own failure to evolve swiftly enough. The research, the most comprehensive analysis to date of their disappearance,...

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