Global warming is producing a rapid loss of plant species -- according to estimates, roughly 600 plant species have died out since 1750 -- twice the number of animal species lost. But which species ...
Blood Falls in Antarctica flows unpredictably with iron-rich, salty water. Microbes inside survive without sunlight.
When Philip Sontag first visited Antarctica as a Ph.D. student, he brought back an unusual souvenir: a huge bag of penguin ...
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