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Supernovae showered Earth with radioactive debris

Posted by External 22 days ago General
https://www.sciencedaily.com — An international team of scientists has found evidence of a series of massive supernova explosions near our solar system, which showered the Earth with radioactive debris.The scientists found radioactive iron-60 in sediment and crust samples taken from the Pacific, Atlantic and Indian Oceans. The iron-60 was concentrated in a period between 3.2 and 1.7 million years ago, which is relatively recen Read More
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Plane Debris Could Be from Doomed Malaysian Airlines Flight 370

Posted by External 52 days ago General
http://feedproxy.google.com — A piece of a Boeing 777 plane found on the coast of Mozambique this past weekend could be part of the missing Malaysian Airlines Flight 370, news sources report. Read More
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Plastic debris crossing the Pacific can transport more species with the help of barnacles

Posted by External 83 days ago General
http://www.sciencedaily.com — The smooth surfaces of much of the plastic waste rapidly increasing in the ocean appear to provide poor habitat for animals -- that is, until barnacles step in. Read More
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