Super**vae left radioactive debris on Earth 3 million years ago

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http://cdn.slashgear.com/wp-content/uploads/2016/04/super**vaesh-680x357.jpgThe explosive death of stars have always been of interest to scientists. The chemical reactions and emissions from this phe**mena usually holds clues to the very formation of the universe itself. Considering that these stars are usually thousands, if **t millions, of light years away, by the time we do "see" a super**va, it means it really happened ages ago. … Continue reading (http://www.slashgear.com/super**vae-left-radioactive-debris-on-earth-3-million-years-ago-07435194/)http://feeds.feedburner.com/~r/slashgear/~4/5xi1Bo1Yxmc

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