A polar day is when the sun does not set and stays above the horizon for an extended period, while a polar night is when the ...

Now available in red. Polar Light Technologies, Linköping, Sweden, has achieved an output from its pyramidal microLED design of red light of 625 nm, based on the company’s non-etching bottom-up ...

However, a deep freeze, thanks to the polar vortex dipping down from Siberia, is bringing an even harsher arctic blast to million Americans this week. Maps show what to expect as the cold front ...

Time to bundle up, Big Apple. A polar vortex moving across the eastern half of the United States is set to bring shockingly cold temps to New York City — along with a potential snowstorm.

A polar vortex, a weather pattern similar to the historic winter storm that struck Texas in 2021 — when every county in the state experienced below-freezing temperatures for the first time ...

A brutal polar vortex is set to bury the Big Apple in snow Sunday and then deliver deadly single-digit temperatures that will feel like 15 degrees below zero. New York City could get up to 6 inche ...

An expanding polar vortex is expected to lower temperatures across the eastern half of the U.S., with the potential for record-breaking cold in January. Dangerously cold weather from the Arctic is ...

And just when you think it can’t get worse, a polar vortex is gearing up to make next week even colder. A sharp temperature drop is expected just before 2024 ends as a cold front moves across ...

A polar vortex could bring the coldest January the U.S. has faced in years. National Weather Service experts told Newsweek that Americans can expect a colder-than-average start to the new year.

Editor's Note for Sat. Jan. 18: A polar vortex is set to impact much of the US. Click here for the latest update. A polar vortex is forecasted to blanket most of the continental United States in ...

The Mid-Atlantic is in for plummeting temps in the new year. A polar vortex, a massive pocket of frigid air that swirls in place over the North Pole, is expected to spill out and push Arctic temps ...

Back-to-back cold blasts will last throughout much of January. Multiple rounds of frigid, arctic air could sweep across the eastern half of U.S. in the coming weeks, ushering in an abnormally cold ...