News tagged with lunar cataclysm

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The legacy of the megaflood

(PhysOrg.com) -- Ambling through the parched and scarred landscape of eastern Washington state is the 60-mile-long Grand Coulee, the largest of the stair-step canyons that give the region called the Channeled ...

Feb 17, 2012 not rated yet 2

List of search results for lunar cataclysm