A big pattern change will funnel Arctic air into the US. Here’s where temperatures will drop

It all starts this weekend as a cold front allows December-like air from near the North Pole to start spreading into the northern US. This front will push farther south and east through the weekend, ...
Live Science

6 million-year-old ice discovered in Antarctica shatters records — and there's ancient air trapped inside

Researchers have found 6 million-year-old ice in the Allan Hills region of Antarctica and say the oldest-of-its-kind sample ...