Scientists have demonstrated that negative refraction can be achieved using atomic arrays -- without the need for artificially manufactured metamaterials. Scientists have long sought to control light ...

More than 70% of the world's supply of nickel is used to make stainless steel, a cost-effective, strong, corrosion resistant ...

Canada's aluminium and steel tariff surcharge on China to be effective from Oct 22 [Brief Review of Domestic Iron Ore] There May Be Some Room for Upward Movement in Iron Ore Concentrate Prices in the ...