Antarctica's Blood Falls mapped and analyzed a century after discovery

One of the weirdest places in Antarctica is Blood Falls, a five-story cascade of blood-red liquid pouring from Taylor Glacier. Researchers finally traced its source: a saltwater lake millions of years old trapped under the glacier. Over time, the salt oxidized iron in the lake's bed, because the lake remained liquid despite being underneath the … Continue reading Antarctica's Blood Falls mapped and analyzed a century after discovery