Word: edgett
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Dates: during 1990-1999
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...wants the rover to investigate Scooby Doo and Casper, two rocks that look intriguingly white in lander photos and just might contain hints of ancient Martian life. How so? To scientists, the duo's whitish hues suggest that they may be sedimentary rocks. "That would be awesome," says Ken Edgett, an Arizona State University geologist, "because sedimentary rock is the kind of thing that forms under water. And when you have water that sits around for a long time and sediments pour into it, the possibility of preserving fossils goes...