Scientists are solving the mystery of when diverged from their closest relative–the brown bear. By Laura Baisas Published Sep 15, 2024 8:00 PM EDT Deposit Photos Get the Popular Science daily ...

The world’s polar bear population is projected to decline by two-thirds by 2050. A new study from the University of East Anglia suggests that polar bears are undergoing rapid genetic changes, and ...

With climate change steadily dismantling the icy habitat essential to their existence, new research suggests polar bears are rapidly rewiring their own genetics in a bid to survive. The species is ...

It seems like you cannot mention cold weather in the fall and winter without coming across the phrase “polar vortex.” Meteorologists often refer to this weather element as a potential culprit behind ...

In yet another sign that winter weather is either here or will be soon, the dreaded polar vortex is making news yet again. Its potential arrival in the United States over the next few weeks is cause ...

It’s looking more likely the Chicago area could see a blast of arctic air around and after Thanksgiving Day. NBC 5 Storm Team Meteorologist Kevin Jeanes took a look at what’s going on and what the ...

High above the North Pole, in a slice of atmosphere rarely noticed and even less understood, a transformation is underway. Over the next 10 days, changes in the stratosphere will upend weather ...

Nearly all of New England has seen its share of frigid cold days and record mountain snow so far this November — and looking ahead, we’re about to get hit with another blast of Arctic air from a ...

Meteorologists warn that an “extraordinary and unique” atmospheric event could reshape the 2025-2026 winter outlook. A rare, possible disruption of the polar vortex—which determines how cold it ...

The text on the video above was edited on June 1, 2018 to make it clear that it is impossible to know why the polar bear pictured was starving. An earlier version of the video went too far in ...

When the College Board launched its Advanced Placement Precalculus course in 2022, it aimed to expand students’ access to advanced math courses and open more doors for students to earn college credit ...