Understanding the ionosphere high in the Earth’s atmosphere is important due to its effects on communications systems, satellites and crucial chemical features including the ozone layer. New insights into the […]
Radiation
Posted inAtmospheres, Climate, Weather, Biogeochemical Cycles & Geobiology, Biophysics, Exoplanets, -moons, -comets, Habitable Zones, Radiation, Space Weather & Heliophysics, Water/Hycean Worlds & Oceanography
MHD Study Of Extreme Space Weather Conditions For Exoplanets With Earth-like Magnetospheres: On Habitability Conditions And Radio-emission
The present study aims at characterizing the habitability conditions of exoplanets with an Earth-like magnetosphere inside the habitable zone of M stars and F stars like tau Boo, caused by […]
Posted inBiochemistry & Organic Chemistry, Biophysics, Extremeophiles and Extreme Environments, Microbiology & Virology, Press Release, Radiation
Elucidation Of The Structure Of The Surface Layer Of Deinococcus radiodurans, The Toughest Bacterium Known
Deinococcus radiodurans is the “toughest bacterium known” due to its remarkable ability to tolerate various environmental stresses, including nuclear radiation, extreme temperatures, vacuum, or oxidation. It can even survive for […]
Posted inGenomics, Proteomics, Bioinformatics, Microbiology & Virology, Radiation, Status Report
Extreme UVC Radiation Tolerance In Bacteria Recovered From Earth’s Stratosphere
Aerosolized microbes surviving transport to and in the stratosphere endure extremes of low temperature, atmospheric pressure, and relative humidity, and high shortwave ultraviolet radiation flux. However, the genetic determinants for […]
Posted inExtremeophiles and Extreme Environments, Microbiology & Virology, Radiation, Status Report
Geography And Environmental Pressure Are Predictive Of Class-specific Radioresistance In Black Fungi
Black fungi are among the most resistant organisms to ionizing radiation on Earth.
Posted inGenomics, Proteomics, Bioinformatics, Microbiology & Virology, Origin & Evolution of Life, Press Release, Radiation
Fatty Acid Vesicles As Hard UV-C Shields for Early Life
Theories on life’s origin generally acknowledge the advantage of a semi-permeable vesicle (protocell) for enhancing the chemical reaction-diffusion processes involved in abiogenesis.
Posted inAstropharmacy / Biotechnology, Exploration Gear & Tech, Microbiology & Virology, Nanotechnology & SynBio, Press Release, Radiation, Space Stations
A Self-Replicating Radiation-Shield for Human Deep-Space Exploration
The greatest hazard for humans on deep-space exploration missions is radiation. To protect astronauts venturing out beyond Earth’s protective magnetosphere, advanced passive radiation protection is highly sought after.
Posted inGenomics, Proteomics, Bioinformatics, Microgravity, Press Release, Radiation, Space Life Science, Space Stations
Assessing The Nucleotide-Level Impact Of Spaceflight Stress Using RNA-Sequencing Data
Understanding the effects of space radiation and microgravity on DNA integrity is critical to assess the impact of long-term spaceflight.
Posted inExtinction events, Habitable Zones, Press Release, Radiation, Space Weather & Heliophysics
Tree Rings Offer Insight Into Devastating Cosmic Radiation Storms That Strike Earth
A University of Queensland study has shed new light on a mysterious, unpredictable and potentially devastating kind of astrophysical event.
Posted inMars, Planetary Protection & Biosafety, Press Release, Radiation, Sample Return
Microbial Survivability Of Ionizing Radiation On Mars: Considerations For Sample Return
As the goals of Mars exploration expand to include sample return, it becomes important to protect Earth from potential extraterrestrial sources of contamination.