Neil deGrasse Tyson answering 'Why don't you use the metric system more often on NOVA scienceNOW?'

Name: Neil deGrasse Tyson answering 'Why don't you use the metric system more often on NOVA scienceNOW?'
Uploaded: 2015-06-15T11:52:35+00:00
Duration: 1 min 29 s
Channel: Halfinspiring
Description: Neil deGrasse Tyson answering 'Why don't you use the metric system more often on NOVA scienceNOW?'

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