Christopher Joyce Christopher Joyce is a correspondent on the science desk at NPR. His stories can be heard on all of NPR's news programs, including NPR's Morning Edition, All Things Considered, and Weekend Edition.
Christopher Joyce 2010
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Christopher Joyce

The coats of domestic dogs vary wildly and can be long, short, straight, wavy, curly or more. Pictured here (left to right) are three breeds with different coat types: Saluki, Vizsla and Samoyed. Tyrone Spady hide caption

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Tyrone Spady

For Early Man, It Wasn't Easier Being Green

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Early Human Lessons: Hot Rocks Make Sharper Tools

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Moths Outwit Bats By Jamming Sonar

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Climate Change Bill Postponed By Senate

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Larger Populations Triggered Stone Age Learning

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