How to Turn Peanut Butter into Diamonds

Peanut butter is a favorite breakfast and snack for many Americans, and not only for them. The food paste, made primarily from ground roasted peanuts, with or without added oil, was first used by the Pre-Columbian peoples of Mexico, who used it as a base for various "moles", meaning sauces.No... [ read more >> ]

Diamond, the hardest natural material

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Diamond, the hardest natural material