During a rally in New Hampshire, the former vice-president said that computer skills would enable displaced mine workers to access the jobs of the future.

Bullion has gained 19% this year as central banks globally embraced looser monetary policy to boost growth.

The method makes use of a process called shock electrodialysis and it could help improve the economics and environmental impact of nuclear power plants.

Copper has been one of the biggest winners in 2019.

Prices are up for a fifth session in six and heading for its biggest annual gain since 2010.

A team of engineers in the US developed an electrolyte that addresses the dendrite issue.

Edscottite had never been seen in nature before.

The metal, which has gained 18% this year, is getting help from easier monetary policy across the world’s leading economies.