There is some evidence, in the form of ice cores drilled to about 400 m (1,300 ft) above the water line, that <answer>Lake Vostok</answer>'s waters may contain microbial life. The frozen surface of the lake shares similarities with Jupiter's moon, Europa. If life is discovered in <answer>Lake Vostok</answer>, it would strengthen the argument for the possibility of life on Europa. On 7 February 2008, a NASA team embarked on a mission to Lake Untersee, searching for extremophiles in its highly alkaline waters. If found, these resilient creatures could further bolster the argument for extraterrestrial life in extremely cold, methane-rich environments.
What lake is thought to contain microbial life?
Lake Vostok