From the December 27, 1984 discovery of ALH84001, and its subsequent identification as a sample of Mars in 1993, mystery and debate has surrounded the meteorite [1].
NASA
Posted inAstrogeology, Conferences and Meetings, Extremeophiles and Extreme Environments
Arsenic, Astrobiology, NASA, and the Media
Exclusive Interview: Discoverer of Arsenic Bacteria, in the Eye of the Storm, Science Now “Q: So, NASA approached you about doing a press conference, and you thought that was a […]
Posted inAstrobiology (general), Biogeochemical Cycles & Geobiology, Extremeophiles and Extreme Environments
Weird Arsenic-Eating Microbes Discovered? Yes. Finding E.T.? No.
NASA-Funded Astrobiology Research Discovers Earth Life Built With Arsenic, NASA “NASA-funded astrobiology research has changed the fundamental knowledge about what comprises all known life on Earth. Researchers conducting tests in […]
Posted inAstrobiology (general), Biogeochemical Cycles & Geobiology, Extremeophiles and Extreme Environments
Arsenic-Based Life Found on Earth
Astrobiologists: Deadly arsenic breathes life into organisms, Arizona State University “Evidence that the toxic element arsenic can replace the essential nutrient phosphorus in biomolecules of a naturally occurring bacterium expands […]
Posted inAstrochemistry, Atmospheres, Climate, Weather, Biochemistry & Organic Chemistry, Biophysics, Biosignatures & Paleobiology, Extremeophiles and Extreme Environments, Habitable Zones, Microbiology & Virology, Press Release
NASA-Funded Astrobiology Research Discovers Earth Life Built With Arsenic
NASA-funded astrobiology research has changed the fundamental knowledge about what comprises all known life on Earth. Researchers conducting tests in the harsh environment of Mono Lake in California have discovered […]
Posted inAstrogeology, Biosignatures & Paleobiology, Fossils & Paleontology, Mars, Meteorites & Asteroids, Press Release
Rock of Ages – A Younger ALH84001
NAI scientists from the University of Wisconsin Team and their colleagues have shown that the true age of this famous meteorite is 4.091 billion years, about 400 million years younger […]
Posted inMoon, Polar / Alpine Expeditions, Space Stations, Status Report
Everest and Moon Rocks On-Orbit: NASA STS-130 Report #23 5 a.m. CST Friday, Feb. 19, 2010
Mission Control Center, Houston, Texas HOUSTON – Hatches between Endeavour and the International Space Station were closed at 2:08 a.m. CST. During 9 days, 52 minutes of joint operations, the […]
Posted inAnalog Studies, Arctic / Antarctic / Alpine, Away Teams & Field Reports, Biosignatures & Paleobiology, Cryobiology, Exploration Gear & Tech, Icy Worlds, Imaging & Spectroscopy, Mapping, Geodesy, Cartography, Bathymetry, Missions & Hardware, Robotics/Rovers/UAVs, ROVs/Submersibles/Diving, Water/Hycean Worlds & Oceanography
ENDURANCE Robot Dives Into Ice-covered Lake Bonney In Antarctica
The robot that scientists deployed last year into ice-covered Lake Bonney in Antarctica’s McMurdo Dry Valleys isn’t small.
Posted inComets and Asteroids, Extinction events, Fossils & Paleontology, Habitable Zones, Impact events, Press Release
NASA Study Shows Asteroids May Have Accelerated Life on Earth
A NASA-funded study indicates that an intense asteroid bombardment nearly 4 billion years ago may not have sterilized the early Earth as completely as previously thought. The asteroids, some the […]
Posted inAstrobiology (general), NASA Astrobiology Program, People Of Astrobiology, Space Agriculture, Space Life Science
Mel Averner
Editor’s note: I just learned that my long time friend Mel Averner died last night. I will write something more lengthy at some point. Suffice it to say there were […]