Antarctica's Blood Falls: not so mysterious, but still freaky as heck

You may have seen headlines proclaiming that the great mystery of Antarctica's "Blood Falls" has finally been solved. That's a little silly, because the big mystery—the question of why blood-like bright red liquid oozes out of the otherwise white surface of Taylor Glacier—hasn't been all that mysterious for some time. Two years ago, a study suggested that the water, a salty brine full of interesting microbial life and colored by a high level of iron, seems to come up from an underground waterway that connects visible lakes on the surface.
Read more: http://www.popsci.com/antarctica-blood-falls?source=Snapzu