Metamaterials are, by their very definition, awesome. The first sentence of the Metamaterials entry on Wikipedia reads:
Metamaterials are artificial materials engineered to have properties that may not be found in nature.
And as should be expected of materials that are supernatural, they can endow objects with properties that seem uncanny. In recent years, researchers have used metamaterials to create “invisibility cloaks” and “super lenses” capable of focusing light to such a degree that objects on the nanoscale can be imaged.
Read More at Engineering.com