In trading on Tuesday, non-precious metals & non-metallic mining shares were relative leaders, up on the day by about 3.4%. Leading the group were shares of Companhia Siderurgica Nacional, up about ...

In its purest form, iron is neither exceptionally strong nor hard - in fact, a block of pure iron could be cut with a knife. The addition of carbon and the removal of oxygen are what give iron-based ...

Researchers have successfully grown platinum crystals in liquid metal, using a powerful X-ray technique giving rare insight ...

If you dissolve sugar in hot water and then cool it down, you'll see pure sugar crystals form while impurities stay in the ...

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In trading on Wednesday, auto dealerships shares were relative leaders, up on the day by about 3.4%. Leading the group were shares of Travelcenters America ( TA), up about 28% and shares of Truecar ( ...

In trading on Wednesday, precious metals shares were relative laggards, down on the day by about 4.6%. Helping drag down the group were shares of Tanzanian Royalty Exploration (TRX), down about 10.5% ...