NOVA: Antarctic Extremes - Blood Falls

Antarctic Extremes, a new NOVA online series, investigates what it takes to do science in Earth's most remote natural laboratory. Episode 2 features Blood Falls, with appearances by Peter Doran, Jill Mikucki, Krista Myers, and more.

Why is this Antarctic Glacier “Bleeding?”
Five stories high and emerging from the Taylor Glacier in the McMurdo Dry Valleys of Antarctica, Blood Falls seeps into an ice-covered body of water called Lake Bonney. It’s one of the continent’s most enigmatic natural features and has fascinated scientists for decades. What makes it red? Does it always flow? And can anything actually survive near it?

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