A blast of Arctic air from the polar vortex has brought dangerous, bone-chilling cold to a wide swath of the United States on Tuesday, stretching from the Dakotas through Maine, with snow expected......
The United States is warming up from the polar vortex. As it continued its northward retreat, the arctic blast still held sway over the upper Midwest, where it bore down with below-zero lows early......
The winters could be cooler in the plains due to the prevailing La Nina conditions though it does not have a direct relationship and also due to influence of the polar vortex. IMAGE: People warm......
The polar vortex has brought about unprecedented cold conditions to the United States. IMAGE: Metra rail, authorities responsible for the trains in Chicago have been warming the tracks to avoid......
A rare "polar vortex" on Monday descended into much of the United States, pummelling parts of the country with a dangerous cold that could break decades-old records with wind chill warnings......
Moments after releasing a report on the impact of climate change in the US, the White House has said it is essential that countries with high carbon emission, such as India and China, be......