The science behind why we sweat
Today on CNN10: We get an update on where key parts of the federal government stand following the end of a record 43-day-long shutdown. Then, we'll see how a team of scientists in Arizona is using innovative techniques to study how and why we sweat. Plus, We'll take a look at the surreal scenes that filled much of the night sky this week, and learn what was behind them. All this and more on today's CNN10!
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The skinny
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