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Counting, Drugs and Smart Cards

Counting, Drugs and Smart Cards

Update: 2015-03-101
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Why do we count in base 10? Why are there 60 minutes in an hour? Why do kids need more anesthetics than adults, and how do contactless smart cards work?
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Counting, Drugs and Smart Cards

Counting, Drugs and Smart Cards

Dr Karl Kruszelnicki and Adam Spencer