Ancient whodunit may be solved: The microbes did it!
Boston MA (SPX) Apr 01, 2014 - Evidence left at the crime scene is abundant and global: Fossil remains show that sometime around 252 million years ago, about 90 percent of all species on Earth were suddenly wiped out - by far the largest of this planet's five known mass extinctions. But pinpointing the culprit has been difficult, and controversial. Now, a team of MIT researchers may have found enough evidence to convict ... more
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