President Trump, stung by a mounting backlash to his historic tariff plans, signaled on Wednesday that he is aiming for an ...

President Trump has granted two-year reprieves to dozens of coal-fired power plants for meeting tougher emission standards, ...

If Trump decides to launch strikes on Mexico's international drug cartels, the Roosevelt Reservation could be a key staging ...

President Trump has granted two-year reprieves to dozens of coal-fired power plants for meeting tougher emission standards, including one in Arizona.

The White House is exploring where it can abolish or greatly reduce the size of national monuments designated by Democratic presidents.

A long-delayed copper project in Arizona controlled by Rio Tinto and backed by BHP has been fast-tracked by the Trump White ...

Intel's new CEO confirms he met with executives who built and run Taiwan Semiconductor Manufacturing Co. Both companies are ...

A $56 million grant to train emergency responders and supply them with the overdose reversal spray, plus other programs that ...

A dozen states filed a federal lawsuit Wednesday challenging the Trump administration’s imposition of sweeping tariffs.

President Trump has angrily criticized Fed Chairman Powell for being slow to cut interest rates, but Trump's policies have ...

Border security remains a major issue in Arizona, and that's why multiple top White House officials are visiting the Valley.