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Featured in polar vortex

By Feb 18, 2021
Science

Explaining this week’s deadly US cold snap

It’s been a strange and awful week in the South.
By Jan 11, 2021
Environment

The polar vortex is about to split in two. But what does that actually mean?

This might spell a snowy January for the US. Or not.
By May 8, 2020
Environment

The polar vortex is bringing snow to the US this weekend, because chaos loves company

The polar vortex is swooping in to cool down our spring.
By Oct 11, 2019
Environment

Record cold temperatures don’t mean the planet isn’t warming

A bout of freeze snaps and blizzards doesn’t change the reality of warming global temperatures.
By Mar 18, 2019
Environment

The midwest is in the midst of record-breaking, deadly floods

It's the perfect storm.
By Feb 11, 2019
Environment

The polar vortex is running wild—and it may not be because of climate change

It bends, it twists, and scientists are split on what's causing it.
By Jan 31, 2019
Science

What the heck is a frost quake?

Heard a big boom during a polar vortex? Here's what's up.
By Jan 30, 2019
Space

Megapixels: The polar vortex looks even colder from space

The Great Lakes are mighty chilly.
By Jan 24, 2019
Environment

Climate change is making winter colder in the Northeast

Rising temperatures are weakening the jet stream, allowing frigid Arctic air to reach further south.
By Jan 11, 2019
Environment

The polar vortex split apart. Here’s what to expect.

You'll want a winter coat.