I realize it is the middle of polar winter and the station is closed.

Then again hot flashes may be a bonus in the middle of polar winter.

As the polar winter began to roll in, the men fell far behind schedule.

Their large eyes may have allowed them to see better in the continuous low light levels of the polar winter.

Episode five, and we were into the polar winter, the harshest environment on earth.

Pole Station was designed to operate for three summers and two polar winters.

This was the first ever rescue from the South Pole during polar winter.

Why, that's ridiculous, Son; a polar winter is no place for terrestrials.

It is where Florida researchers set up a telescope to watch the stars around the clock in the 24-hour-a-day darkness of the polar winter.

The crew was forced to endure the polar winter there.