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Dickinsonia costata, one of the most common species of the Ediacaran period, moved and fed on seafloor microbe mats. This specimen and its silly putty cast are about 6 centimeters across and from the Nilpena Station of South Australia.
Ediacaran Scavenging as a Prelude to PredationOct. 19, 2018
Earth’s thin atmosphere is all that stands between life on Earth and the cold, dark void of space.
Explaining the Proterozoic Greenhouse GapOct. 18, 2018
Crew members aboard the International Space Station took this nighttime photograph of much of the Atlantic coast of the United States.
Technosignatures and the Search for Extraterrestrial IntelligenceOct. 18, 2018
Artist impression of meteorites falling on the early Earth.
A Review of Studies on Sugars in Carbonaceous MeteoritesOct. 17, 2018
AbSciCon 2019 logo.
AbSciCon 2019: Session Proposal CallOct. 16, 2018
A new study shows that changes in the oxygen content at the ocean's surface may have led to an extinction event at the end of the Triassic.
Burying Carbon in the CretaceousOct. 16, 2018
Extremophiles, such as the thermophiles that give the microbial mats such vivid colors in the hot springs in Yellowstone National Park, are a hot topic of study amongst astrobiologists in the UK.
Linking Subsurface Processes and Microbial Communities in Hot SpringsOct. 12, 2018
Comet ISON appears as a white smear heading up and away from the Sun in this series of images from the ESA/NASA Solar and Heliospheric Observatory.
Producing Water from a CometOct. 11, 2018
Hydrothermal activity in Enceladus' core and the rise of organic-rich bubbles.
Complex Organics Bubble up from EnceladusOct. 10, 2018
Artist's illustration of a protoplanetary disk. The chemistry of a protoplanetary disk determines what molecules are incorporated into a newly forming planet's atmosphere.
Silica in the Early Solar SystemOct. 10, 2018
Astrobiology is the study of life's origins and the potential for life in the Universe.
Astrobiology Science StrategyOct. 10, 2018
Betül Kacar in her lab.
Interview with Betul KacarOct. 8, 2018
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