Touch And Go: NASA Samples An Asteroid - a podcast by NPR

A NASA spacecraft sent out to collect a sample of rock and dust from an asteroid has nabbed so much that it's created an unexpected problem. NPR science correspondent Nell Greenfieldboyce shares a cautionary tale of a scientific mission that was almost too successful.

For additional info and fun links, check out the episode page.

Follow Maddie and Nell on Twitter. Maddie's @maddie_sofia and Nell's @nell_sci_NPR. Email the show at shortwave@npr.org.

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