This stromatolite formed about 2.7 billion years ago and was collected from an ancient lake environment preserved in the Tumbiana Formation, a succession of clastic and carbonate rocks outcropping along […]
stromatolite
Posted inAway Teams & Field Reports, Biosignatures & Paleobiology, Desert Worlds, Fossils & Paleontology, Microbiology & Virology, Origin & Evolution of Life, Press Release, Water/Hycean Worlds & Oceanography
Deep Within An Inhospitable Desert Is A Window To The First Life On Earth
CU Boulder geologist Brian Hynek has helped to document what may be a unique kind of ecosystem on Earth—and a possible window into the earliest stages of life on this […]
Posted inBiogeochemical Cycles & Geobiology, Biosignatures & Paleobiology, Origin & Evolution of Life, Press Release
Scientists Find Possible Solution to an Ancient Enigma
The widespread disappearance of stromatolites, the earliest visible manifestation of life on Earth, may have been driven by single-celled organisms called foraminifera. Image: Stromatolites, once widespread in coastal areas, now […]
Posted inDale Andersen's Field Reports
Astrobiologists Discover Strange Benthic Microbial Mats in Lake Untersee, Antarctica
Photosynthetic microbial mats forming large conical structures up to half a meter tall have been discovered by astrobiologists in Lake Untersee, Antarctica. This research is described in an article in […]
Posted inAnalog Studies, Arctic / Antarctic / Alpine, Away Teams & Field Reports, Biosignatures & Paleobiology, Cryobiology, Dale Andersen's Field Reports, Exploration Gear & Tech, Extremeophiles and Extreme Environments, Fossils & Paleontology, Habitable Zones, Icy Worlds, Microgravity, Status Report
Dale Andersen’s 1996 Antarctic Field Research Photo Album Volume 1
Editor’s note: This is a revised version of the original website that was first posted – from Antarctica – in 1996.