Global warming is affecting bats' hibernation, study shows

Global change is altering the physiology of the hibernation and behavior of bats, according to a study led by the University of Barcelona, carried out over 20 years. Given the milder winters in Spain, bats are accumulating ...

Video: Great Lakes ice hits historic low

For the second consecutive year, ice cover on the Great Lakes remains significantly below average for this time of year, which typically sees the peak of ice cover at levels around 53%. As of February 11, total ice coverage ...

What does an iceless Lake Superior portend?

From Duluth, Lake Superior is a colossal expanse of blue this week with no otherworldly ice shards smashed against the shore or colorful fish houses decorating stretches of white.

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