Engineers have created a new material with an unusual chemical structure that makes it incredibly hard and yet elastic. The material can withstand heavy impacts without deforming - even when pushed beyond its elastic limits, it doesn't fracture, instead retaining most of its original strength.

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Engineers have created a new material with an unusual chemical structure that makes it incredibly hard and yet elastic. The material can withstand heavy impacts without deforming - even when pushed beyond its elastic limits, it doesn't fracture, instead retaining most of its original strength.