Space exploration missions have revealed that polar vortices aren’t uncommon beyond Earth. They’ve been observed throughout the solar system, on every planet and moon that has enough of an ...

When the polar vortex is strong and stable, this belt of winds keeps the season’s coldest air locked across the Far North. Occasionally, we’ll see the polar vortex’s circulation weaken and ...

When the polar vortex is strong and stable, this belt of winds keeps the season’s coldest air locked across the Far North. Occasionally, we’ll see the polar vortex’s circulation weaken and become ...

A significant disruption to the polar vortex over far Northern Canada will keep the pattern’s influence locked in our neck of the woods like a houseguest overstaying their welcome. Even as the ...

A warm blob of water in the North Atlantic is an ominous sign that a system of currents that regulate the planet's climate could be weakening.

Why has April in Chicago been cold so far? A big factor is the disruptions in the polar vortex, even as the “polar vortex season” is winding down, according to NBC 5 Meteorologist Kevin Jeanes.

Original image has been replaced. Credit: Mashable Along the East Coast, this visit by the polar vortex will be like a houseguest who comes into your home, leaves stuff everywhere, turns the place ...