NOVA

Why is this Antarctic Glacier “Bleeding?”

Clip: Season 47 | 10m

Five stories high and emerging from the Taylor Glacier in the 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?

Aired: 02/11/20

Rating: NR

Buy Now:

Problems Playing Video?

National corporate funding for NOVA is provided by Draper. Major funding for NOVA is provided by the David H. Koch Fund for Science, the Corporation for Public Broadcasting and PBS viewers.