In some places, sand dunes protect shorelines from the onslaught of ocean waves. In other places, the dunes themselves are on the move, and threaten human structures. Host Flora Lichtman talks with ...
Breakthroughs, discoveries, and DIY tips sent six days a week. Terms of Service and Privacy Policy. The desert’s enormous star dunes are mysterious structures ...
For the first time ever, scientists have figured out the age of one of Earth's oldest star dunes. These peculiar sand dunes get their name from the designs of rocks and sand that seem to spread down ...
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