Kari Byron uses cool chemistry to make monster toothpaste. Discover tricks to revealing fingerprints and find out what plant uses smell to repel bees. How does an octopus mate with its arms? What happens to a soda bottle when you hit the ...See moreKari Byron uses cool chemistry to make monster toothpaste. Discover tricks to revealing fingerprints and find out what plant uses smell to repel bees. How does an octopus mate with its arms? What happens to a soda bottle when you hit the top the top? Written by
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