Martin Feldstein with former US president George W. Bush in 2003.

Reagan's top economic adviser dies

Martin Feldstein, who served as Ronald Reagan's top economic adviser and trained many of America's leading scholars in the field of inequality, has died aged 79.

Employees manage the control room of the processing facility at the Mountain Pass mine, operated by MP Materials, in ...

Busting the rare earths blockade

As China threatens to take rare earths hostage in its trade war fight with the US, a Californian mine might be America's best hope of weathering a blockade.