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    Jumping Genes Help Resolve The Tree Of Life

    Astrobiology2 hours ago

    Jumping Genes Help Resolve The Tree Of Life

    The “tree” here is the taxonomic tree of the organisms analysed, coloured by major group. The red bars on the outside of the tree show how many species have been

    Hidden In Plain Sight? Some Challenges And Needs For Practical Planetary Biosignature Exploration, Both Home And Away-A Mini-Review

    Astrobiology2 hours ago

    Hidden In Plain Sight? Some Challenges And Needs For Practical Planetary Biosignature Exploration, Both Home And Away-A Mini-Review

    Biosignatures & Paleobiology Status Report eartharxiv.org November 12, 2025 Life processes and requirements resulting in the production of specific molecular structures that, if preserved, can function as biosignatures. B) OM

    Are We There Yet? Challenges In Quantifying The Frequency Of Earth Analogs In The Habitable Zone

    Astrobiology2 hours ago

    Are We There Yet? Challenges In Quantifying The Frequency Of Earth Analogs In The Habitable Zone

    Depiction of the many factors affecting η⊕ and measurements therein. The three main colors offer a loose categorization into planetary, stellar, and statistical issues (red, purple, and blue, respectively), with

    How To Spot Life In The Clouds On Other Worlds

    Astrobiology2 hours ago

    How To Spot Life In The Clouds On Other Worlds

    Artist concept of a cloudy Earth-like exoplanet with colorful biota in the clouds. Adam B. Langeveld/Carl Sagan Institute. Adapted from NASA/Ames/JPL-Caltech. An exoplanet with dense or even total cloud cover

    The case for a southern launch corridor: Yuma’s role in the future of spaceflight

    Space News7 hours ago

    The case for a southern launch corridor: Yuma’s role in the future of spaceflight

    The dream of accessible space travel is inching closer to reality. As private companies push the boundaries of space tourism and orbital logistics, the need for strategically located and versatile

    European companies to fly commercial microgravity mission in 2026

    Space News7 hours ago

    European companies to fly commercial microgravity mission in 2026

    WASHINGTON — Two European companies will cooperate on a mission launching next year to demonstrate microgravity research and manufacturing capabilities. Atmos Space Cargo and Space Cargo Unlimited announced Nov. 12

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