Invisibility Cloaks Could Hide Ships from Waves

Scientist Mohammad-Reza Alam predicts that it may be possible to create an invisibility cloak capable of concealing ships, oil platforms, and other man-made structures, from the fury of rough seas. This is the first time such a technique has been proposed. Creating such a scenario is entire... [ read more >> ]

Appropriately sculpted ripples on the ocean floor could convert surface waves into internal interfacial waves, allowing them to pass under a floating object and protecting the thing from jostling

Image comment: Appropriately sculpted ripples on the ocean floor could convert surface waves into internal interfacial waves, allowing them to pass under a floating object and protecting the thing from jostling
Image credits: M.-R. Alam / PhysRevLett, 108 (February 24, 2012)

Appropriately sculpted ripples on the ocean floor could convert surface waves into internal interfacial waves, allowing them to pass under a floating object and protecting the thing from jostling
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