Lake Unter-See in Antarctica, sealed beneath thick ice, contains unusually high levels of dissolved oxygen and cone-shaped microbial reefs resembling some of Earth’s oldest fossils.
This website stores cookies on your computer. These cookies are used to provide a more personalized experience and to track your whereabouts around our website in compliance with the European General Data Protection Regulation. If you decide to to opt-out of any future tracking, a cookie will be setup in your browser to remember this choice for one year.