Coronavirus SARS-CoV-2 is spreading. Science uses this one number to figure out just how fast.

Coronavirus SARS-CoV-2 is spreading If you follow the news you’ve probably heard the words “Wuhan” and “Coronavirus” a lot lately. In December 2019 a cluster ofpatients was found in Wuhan, China, with pneumonia of unknown cause. The virus has since spread rapidly over the last month there have been over 20,000 confirmed cases according to the World Health Organization. While the majority of the cases remain in China there have been confirmed cases in countries around the world including several in the United States and Australia. The interim named of…

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