President Donald Trump is reshaping U.S. foreign policy with tough nuclear talks, soaring tariffs and a demand for allies to pay up — redrawing the global balance of power.

King Frederik X of Denmark arrived in Greenland on Tuesday, kicking off a visit to the semiautonomous territory that U.S. President Donald Trump wants to annex because of its strategic Arctic location ...

A team of geologists have conducted a survey of likely candidates to identify the oldest rock in the United States. Their ...