A sweeping White House order to freeze federal grants and allocations reflects a theory of presidential power that Donald ...

The agency expects a minor or greater geomagnetic storm—a disturbance of Earth’s magnetic field—on Saturday, which increases ...

Another display of the northern lights could be visible this weekend in several U.S. states following a severe solar storm.

Puget Sound might be sheltered from feeling many strong winds directly, but it’s not immune to their ripple effects. For ...

The aurora borealis is back and is expected to be visible in more than 10 states. See which states will have the best views.

The effects of a coronal mass ejection—a bubble of plasma that bursts from the sun’s surface—will likely impact Earth’s ...

The arctic blast is expected to affect millions of people across the United States with brisk winds, and dangerously cold ...

The colorful northern lights may reveal themselves to a wide swath of Americans Friday night due to an impending solar storm ...

Washington State residents possibly may be in for a rare treat, a dazzling display of the northern lights, or aurora borealis ...

Amid a deluge of executive actions, the Trump administration has directed federal health agencies to pause external ...

The list of people Trump approved on Monday after he was sworn in will carry out the first acts of the president's second ...

The Centers for Disease Control and Prevention is going dark, along with other federal agencies within the umbrella of the ...