Measuring Radiation With Dots And Sound01:54
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How much radiation is too much? To visualize the vast orders of magnitude across that scale, Randall Munroe, a cartoonist with a physics degree who lives in Cambridge, Massachusetts came up with an incredibly elegant chart (right).

Here & Now's Adam Ragusea helps us understand the levels of radiation by using that chart and sound.

This segment aired on March 23, 2011.

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