As the Arctic warms and sea ice disappears, polar bears are being pushed into conditions they have never faced before. Their hunting grounds are shrinking, food is becoming harder to find, and their ...

Researchers were surprised when they spotted an additional cub with this mother polar bear. Dave Sandford / Discover Churchill When female polar bear X33991 first emerged from her maternal den in ...

Dec. 18 (UPI) --A team of Canadian researchers have documented a rare case of a female polar bear adopting an unrelated cub who was apparently orphaned. The nonprofit group Polar Bears International ...

Bear X33991 leading her two cubs along the ice. Dave Sandford / Discover Churchill (Wildlife Photographer, Guide, and Polar Bears International Photo Ambassador) Get ...

On January 1, some hardy souls will greet the new year not by nursing a champagne hangover in bed, but by plunging into frigid water. In New York City, thousands of people participate in a seaside ...

Beth Skwarecki is Lifehacker’s Senior Health Editor and has been writing about health, fitness, and science here since 2015. Beth was the recipient of the 2017 Carnegie Science Award in science ...

Warming temperatures appear to be driving genetic mutations in some polar bears to help them survive the shifting climatic conditions. When you purchase through links on our site, we may earn an ...

This study was funded by grants from the Natural Environment Research Council (NE/S011188/1) and the European Research Council (SELECTHAPLOID - 101001341) The Arctic Ocean current is at its warmest in ...

Boston has seen just one day so far this month where the average temperature was above the seasonal norm, daring me to ask — are you over the cold yet? Astronomical winter hasn’t even arrived (that ...

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Do you believe in Santa? If not, you might find yourself on a train heading toward the North Pole in order to help you believe, or this might just sound like the plot of "The Polar Express" to you.

New research reveals a link between rising temperatures and changes in polar bear DNA, which may be helping them adapt and survive in increasingly challenging environments. The study by scientists at ...