super hard materials

Scientists have proven that the new 3D metamaterial they designed is the first structure of this type to reach the limit of the theory of hardness.

A report in Science magazine reported that the price of a micrometer-sized graphene could reach $ 1,000. However, the development of technology has made the cost of graphene

In a new study, scientists at the University of California on January 18 said they had discovered why the hair was strong and had a strong anti-break ability.