Blood Falls in Antarctica flows unpredictably with iron-rich, salty water. Microbes inside survive without sunlight.
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A 'Blood Waterfall' Has Been Flowing in Antarctica for Centuries and Scientists Now Know WhyThe Blood Falls is a key geological feature with the potential to advance knowledge and studies in subglacial hydrology.
After January's winter weather canceled multiple blood drives, the American Red Cross is urging donors to give this February.
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