Chemists at Tsinghua University have developed a nano-scale structure that combines copper, gold and silver to work as a superior catalyst in a reaction whose performance will be essential if carbon capture efforts are to succeed in helping to mitigate global warming.

Methanotrophic bacteria consume 30 million metric tons of methane per year and have a natural ability to convert the greenhouse gas into usable fuel.

Pent-up demand, supply shocks, low stocks pushed aluminum, copper and coal prices to all-time highs, but new report suggests supercycle talk is premature.

Porphyry-type deposits provide most of the world's copper and molybdenum, as well as large amounts of gold and other metals.