Planet in Peril (PinP) "Where science gets respect."
Snow in the Sahara. Again. Normal? We think not. Photo by the European Space Agency.
Thursday, 2 March 2017
Scientists Say Canadian Bacteria Fossils May Be Earth’s Oldest
The New York Times
They are microscopic artwork: tiny tubes and long filaments, strange squiggles etched into some of the most ancient rocks known.
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