Aurora chasers are on high alert for geomagnetic storm conditions overnight with northern lights possible at mid-latitudes.

President Donald Trump threw a temper tantrum Sunday, demanding that an unflattering portrait of him be taken out of the ...

Argonne researchers used the lab’s Aurora exascale supercomputer to perform large-scale simulations of the universe, ...

Dark energy is a mystery so daunting that it stretches and strains our most robust theories. The universe is expanding, ...

Denver Mayor Mike Johnston decried Vizguerra’s detention as an abuse of power and “Putin-style persecution of political ...

The nation’s highest judiciary rejected an effort Monday by Republican megadonor Steve Wynn, declining to hear his argument ...

Delegates describe having trouble securing meetings with longtime contacts, and listening to scripted spiels about new ...

In the first study to consider the long-term evolution of the rivers that flow beneath glaciers, researchers have new ...

Gov. Jared Polis warned Thursday of the impact of potential Medicaid cuts in Colorado, reiterated his support for federal ...

The Trump administration has sparked controversy with its move Sunday to deport 261 people, some of whom it alleges are ...

“Nowadays, those eyes are witnessing the undeniable impacts of climate change — and all attention is focused on the polar regions, where the effects are ... science programs, Aurora’s expert ...