Donald Trump's former chief economic adviser said the US president's actions are a negotiating tactic.

The Trump administration is throwing $1.6 billion into USA Rare Earth, the largest move it’s made yet in the rare earths ...

Talk of annexation has Greenland in the news again. But due to quirks of cartography, some common maps show the territory ...

Greenland's harsh environment, lack of key infrastructure and difficult geology have so far prevented anyone from building a mine to extract the sought-after rare earth elements that many high-tech ...

Add Yahoo as a preferred source to see more of our stories on Google. Greenland is a rich source of the so-called rare earth minerals that are a key component of cellphones, computers, batteries and ...