NPR News: How A Wave Is Unlike An Armadillo: One Reporter's Summer Puzzle

How A Wave Is Unlike An Armadillo: One Reporter's Summer Puzzle
"There's something about waves that can get you into kind of a mental funk," one philosopher says. For NPR's summer science series, Joe Palca tries to answer the big question: What is a wave?

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Làm đẹp Blog 247 August 8, 2016 at 10:39PM
Category Health & Science