Most terrain parks don?t stick to mathematical standards, but physicist Jim McNeil?himself the father of a snowboarder?thinks better specs could prevent accidents.
via Wired Top Stories http://feeds.wired.com/~r/wired/index/~3/gmiqc3cZLU4/
via Wired Top Stories http://feeds.wired.com/~r/wired/index/~3/gmiqc3cZLU4/
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