Climate change has tripled the frequency of atmospheric wave events linked to extreme summer weather in the last 75 years and ...

These polar vortex stretches are happening more frequently as the world — and especially the Arctic — warms, a 2021 paper published in the journal Science, also co-authored by Cohen, demonstrated.

Winter, which is warming faster than any other season for much of the US, seems to be making a comeback for the first time in years; this January was the coldest in the Lower 48 since 1988.

A stretched polar vortex event played a significant role in the Arctic outbreak that froze Texas in February 2021, killing more than 200 people, according to a 2020 study.

A stretched polar vortex event played a significant role in the Arctic outbreak that froze Texas in February 2021, killing more than 200 people, according to a 2020 study.