Scientists know aging occurs as cells are damaged throughout life, but new research published in Nature shows that breakdowns in the mitochondrial DNA of lab mice appears to play an important part in the process apart from environmental stresses.
TODAY IN SLATE
Black people’s disdain for “proper English” and academic achievement is a myth.
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A Jaw-Dropping Political Ad Aimed at Young Women, Apparently
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On their new albums, Leonard Cohen, Robert Plant, and Loudon Wainwright III show three ways.