Scientists observed electron swirls in tantalum arsenide, revealing quantum vortex structures in momentum space.

Winter weather lingers as a major shift in the weather pattern could have millions across the United States once again ...

Much of the country is in for widespread and dangerously cold temperatures beginning this weekend — and lasting through much of next week — as a lobe of the polar vortex over northern ...

Threat level: Pieces of the polar vortex are projected to swirl southward out of northern ... multiple significant winter storms. The weather pattern features a strong high pressure area over ...