Carat (ct) is a unit used to measure the purity of gold. Pure gold, also known as 24-carat gold, is very soft and malleable. Therefore, for jewelry making, it's usually alloyed with other metals ...

Trump Vows to Hit Mexico, Canada and China With Tariff on Day 1 President-elect Trump promised a 25 percent tariff on Canada and Mexico, and an additional 10 percent on China, blaming the flow of ...

With four gold medals and one silver, Venus Williams is the most decorated tennis player in Olympic history ahead of her nearest rival, younger sister Serena (four golds). The two siblings' careers ...