'No smoking gun': Calgary scientists studying Mars soil for signs it supported life

Ben Tutolo, an associate professor in the Department of Geoscience and Faculty of Science at the University of Calgary, began his research earlier this year and is using data from the Curiosity rover that's been exploring the Mars for the past decade. (THE CANADIAN PRESS/HO-University of Calgary) Ben Tutolo, an associate professor in the Department of Geoscience and Faculty of Science at the University of Calgary, began his research earlier this year and is using data from the Curiosity rover that's been exploring the Mars for the past decade. (THE CANADIAN PRESS/HO-University of Calgary)

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