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                Video: Let's Talk Explainers News moves fast and it can be hard to keep track. Brush up on today's big topics with a rotating cast of NPR reporters.
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                Video: Let's Talk Explainers

                Big stories, told simply.

                Researchers say when a baby is babbling, he's primed to learn. Petri Oeschger/Getty Images hide caption

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                Petri Oeschger/Getty Images

                Baby Talk: Decoding The Secret Language Of Babies

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