Add Yahoo as a preferred source to see more of our stories on Google. When you see pictures of the Great Lakes around Chicago, Detroit or Cleveland, there's a sheet of ice extending from the shore.
Arabian Post on MSN
Scientists pinpoint Earth’s coldest oceans during ancient deep freeze
Scientists have identified what may be the coldest ocean temperatures ever recorded in Earth’s history, shedding new light on how life endured a planet-wide freeze roughly 700 million years ago. The ...
When you see pictures of the Great Lakes around Chicago, Detroit or Cleveland, there's a sheet of ice extending from the shore. For the most part, you don't see the same thing with the Atlantic Ocean ...
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