Canada's Deep Freeze Hits -55.7C, US Warm Christmas
An Arctic deep freeze grips Canada with temperatures plunging below -50°C, while the US experiences record-breaking Christmas warmth. The extreme weather patterns are set to persist.
Category : Search result: polar vortex
Photos of the Day: Polar Bear Adoption to Holy Land Christmas
From a rare polar bear adoption in Canada to Christmas greetings in Jerusalem's Old City, The Guardian's picture editors curate Thursday's most compelling global images. Explore the stories behind the lens.
Scientists confirm rare polar bear adoption in Canada
Canadian researchers document an incredibly rare case of a female polar bear adopting a second cub. The discovery offers new insight into the social bonds of Arctic predators.
Rare Polar Bear Adoption Recorded in Hudson Bay
Scientists confirm an extremely rare polar bear adoption in Canada's Hudson Bay, only the 13th in 45+ years of study. Discover how this act gives a vulnerable cub a second chance.
Polar Bears Changing DNA in Response to Arctic Warming
New research reveals polar bears are altering their genetic makeup to survive a warming Arctic. Is this a glimmer of hope or a stark indicator of the accelerating ecological crisis?
Science of Wind Sounds: Why We Hear Autumn's Music
Discover why wind itself is silent and how trees, buildings and even your ears create autumn's haunting melodies. Explore the physics of psithurism and Aeolian tones.
Polar Capital earnings surge 21% amid AI boom
London asset manager Polar Capital reports £27.9m profit as AI investments drive record assets. Discover how tech exposure boosted performance despite market bubble fears.
Page 1 of 1