NAI and Exobiology Program scientists have studied the ratio of phosphorus to iron in ancient marine deposits, and have found that phosphorus levels are linked to the rapid diversification of […]
Water/Hycean Worlds & Oceanography
Posted inOrigin & Evolution of Life, Water/Hycean Worlds & Oceanography
Shifts in Ocean Oxygenation Tied to Changes in Animal Evolution
Researchers that include members of NAI’s Arizona State University Team and NASA’s Exobiology program are using the isotopic composition and concentration of molybdenum in sedimentary rocks to explore how the […]
Posted inAtmospheres, Climate, Weather, Biogeochemical Cycles & Geobiology, Habitable Zones, Press Release, Water/Hycean Worlds & Oceanography
Plants Kick-start Evolutionary Drama Of Earth’s Oxygenation
An international team of scientists, exploiting pioneering techniques at Arizona State University, has taken a significant step toward unlocking the secrets of oxygenation of the Earth’s oceans and atmosphere.
Posted inConferences and Meetings, Water/Hycean Worlds & Oceanography
3-week On-line Educational Opportunity: Lessons from the Deep: Exploring the Gulf of Mexico's Deep-Sea Ecosystems
11-29 October 2010, Sponsored by the U.S. National Oceanic and Atmospheric Administration. This offering is free for all participants and will be available 24 hours a day, 7 days a […]
Posted inAstrobiology (general), Water/Hycean Worlds & Oceanography
NASA's Earth Science Division and Astrobiology Program
NASA Request For Information: The Past, Present, and Future of Life on Earth: Scientific Connections between NASA’s Earth Science Division and Astrobiology Program Solicitation Number: NNH10ZDA010LRelease Date: July 30, 2010Response […]
Posted inAnalog Studies, Arctic / Antarctic / Alpine, Away Teams & Field Reports, Biosignatures & Paleobiology, Dale Andersen's Field Reports, Exploration Gear & Tech, Extremeophiles and Extreme Environments, Habitable Zones, Icy Worlds, Microbiology & Virology, Robotics/Rovers/UAVs, ROVs/Submersibles/Diving, Status Report, Video, Audio, Webcasts, Podcasts, Water/Hycean Worlds & Oceanography
Video: A Night Dive in Pavilion Lake, British Columbia
Dale Andersen: During the Pavilion Lake Research Project (PLRP) field season of 2009, Dr. Ian Hawes and I made several night dives.
Posted inAnalog Studies, Arctic / Antarctic / Alpine, Away Teams & Field Reports, Biosignatures & Paleobiology, Dale Andersen's Field Reports, Exploration Gear & Tech, Extremeophiles and Extreme Environments, Microbiology & Virology, Robotics/Rovers/UAVs, ROVs/Submersibles/Diving, Status Report, Tricorders & Sensors, Video, Audio, Webcasts, Podcasts, Water/Hycean Worlds & Oceanography
Video: Astrobiologist Dale Andersen Exploring Pavilion Lake With SCUBA And ROVs
Underwater video taken with my Sony PMW-EX1 in a Gates Housing of ongoing research in Pavilion Lake. Dr. Ian Hawes is seen measuring photosynthetic competency within the microbialite structures. The […]
Posted inConferences and Meetings, Extremeophiles and Extreme Environments, Origin & Evolution of Life, Water/Hycean Worlds & Oceanography
Director's Seminar: Lee Kump, "Evolution of the Oceans: Pale Pink Dot"
Date/Time: Monday, June 21, 2010 11:00AM Pacific Speaker: Lee Kump (Pennsylvania State University) Title: “Evolution of the Oceans: Pale Pink Dot” Although uniformitarian views dominated early thinking of ocean chemical […]
Posted inConferences and Meetings, Extremeophiles and Extreme Environments, Water/Hycean Worlds & Oceanography
NAI Director's Seminar: Katrina Edwards, "Intraterrestrial Life on Earth"
Date/Time: Monday, June 7, 2010 11:00AM Pacific Speaker: Katrina Edwards (University of Southern California) Title: “Intraterrestrial Life on Earth” In 1986, scientists sailing in the Pacific Ocean made an astonishing […]
Posted inExtremeophiles and Extreme Environments, Water/Hycean Worlds & Oceanography
The Science and Art of Hydrothermal Vent Ecosystems
Beyond the Edge of the Sea is an exhibition of the work of scientific illustrator Karen Jacobsen. She has accompanied Dr. Cindy Lee Van Dover of Duke University in the […]