The winter most are familiar with: The date on your calendar when winter begins is known as the winter solstice. In 2025, that will occur on Saturday, Dec. 21, at 10:03 a.m. ET.

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A disturbance in the polar vortex could spill icy cold air south into the United States much earlier than usual, the National ...

Learn when fall begins with the autumnal equinox. Get upcoming dates, Harvest Moon info, and understand meteorological vs ...

Winter is a special time for the northern hemisphere—the seasonal swell flow is up and rolling, with more waves on tap than ...

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Glide along rugged northern coasts and towering sea cliffs with stunning footage of seabirds of the Northern Hemisphere. This ...

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Bogs show a climate shift 15000 years ago. Changing winds shaped rainfall and ocean carbon, and similar wind changes matter ...

Ancient peat bogs show that past shifts in the Southern Westerly Winds transformed carbon storage on Earth. Scientists say ...

Is there a full moon tonight? Here's what to know about today's special moon phase and when to look up for the next meteor ...

Potential impactors are most likely to have low velocities and the highest likelihood of hitting Earth during the winter.