This news article outlines recent findings of material from supernovae in the earth's crust. Cosmic fallout from an exploding star dusted the Earth about 2.8 million years ago, and may have triggered a change in climate that affected the course of human evolution.
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Keywords:Informal Education,Vocational/Professional Development Education,oai:nsdl.org:2200/20061003062549364T,Astronomy,NSDL,Supernovae,Solar System,Undergraduate (Lower Division),Higher Education,NSDL_SetSpec_439869,Space Science,Stars,Human evolution,Supernova remnants
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