A new copper-free high-temperature superconducting oxide, (Sm-Eu-Ca)NiO₂, has been synthesized, exhibiting superconductivity at approximately 40 K under ambient pressure.

Gold isn’t the only metal smashing through record high prices. Copper prices in New York hit a record high on Wednesday after Bloomberg reported that President Donald Trump might impose tariffs ...

a move that could significantly affect global copper markets and cause record-high prices. Analysts at Goldman Sachs and Citigroup have said they expect the U.S. to impose a 25% copper tariff by ...

New York (CNN) — Gold isn’t the only metal smashing through record high prices. Copper prices in New York hit a record high on Wednesday after Bloomberg reportedthat President Donald Trump ...

Copper futures traded in New York surged to a record high Wednesday on a report that U.S. tariffs on imports of the metal are set to be coming within several weeks, months earlier than the ...

US prices of copper have been on a tear this year due to the fear that tariffs will be imposed on imports of the red metal. Futures prices have hit record highs on New York’s Comex, leading to a ...

Copper is used in everything from computers to electrical cables, and traders have been snapping it up amid the threat of trade tariffs being imposed. Demand has been particularly strong in New ...

New York (CNN) — Gold isn’t the only metal smashing through record high prices. Copper prices in New York hit a record high on Wednesday after Bloomberg reported that President Donald Trump might ...