That warming destabilizes the polar vortex, the cold, swirling air typically trapped above the North Pole (explained here by ...

But for a huge swath of more populated land, from Alberta to Quebec in Canada, and the Pacific Northwest to the Northeast in the U.S., a polar vortex-linked series of frigid blasts await.

A pinwheeling section of the polar vortex is clearing customs at the Canadian border, heading for the northern Plains, Midwest, Mid-Atlantic and Northeast U.S. For millions, this may be the ...

Winter is here, and it's colder than ever! 🥶 Stay cozy and safe with these essential tips for battling the polar vortex. Don't let the chill catch you off guard! ️ #WinterWisdom # ...

The largest and most distinct is called the Vortex, or Cowboy Potty. An informal trail starts from the dirt parking area, making it easy to find the Vortex, even though this is an undeveloped area ...

T. Stoeck et al., Protistan diversity in the Arctic: A case of paleoclimate shaping modern biodiversity? PLoS One 2, e728 (2007).

At the end of last month, SpaceX conducted the first-ever polar-orbit human spaceflight mission, and it’s just shared some stunning footage (below) that was captured during the epic voyage.

(Co-operator photo by Shannon VanRaes) CNS Canada — A cold mass of air making its way from the Arctic toward the U.S. has led to some reports of a summer return of the “polar vortex” that sent ...

Summer is the perfect time to embrace your funny bone! With warm weather, beach days waiting to happen and family ready for weekend getaways in the fresh air, there’s no better time to add ...