2+ day, 5+ hour ago  (178+ words) Mars Sample Return Program planning includes a series of spacecraft staged both on the Martian surface and in low-Mars-orbit (LMO). During the transfer of samples into orbit, external spacecraft surfaces might be exposed to Mars dust carried on the sample…...

6+ day, 8+ hour ago  (138+ words) The advancement of space exploration into an era of sample return missions from Mars, asteroids, and icy moons raises the potential for biological contamination either to or from Earth. There are myriad cases of microbial organisms rapidly adapting to novel…...

1+ week, 5+ day ago  (256+ words) astrobiology. com Development and Demonstration of a Modular Astrobiological Experiments (MAEx) Payload for Autonomous Biological Monitoring in Low Earth Orbit (LEO) The spaceflight environment presents unique physicochemical conditions, including microgravity, ionizing radiation, altered fluid transport, and confined engineered habitats, which…...

1+ week, 5+ day ago  (226+ words) astrobiology. com Synthetic Biology As An Empirical Tool For Evolutionary Theory Evolutionary biology has traditionally inferred process from patterns in extant organisms and the fossil record, leaving many foundational questions constrained by their historical nature. Over the past two decades,…...

3+ week, 8+ hour ago  (244+ words) Biologist, Explorers Club Fellow, ex-NASA Space Biologist and Payload integrator, Editor of NASAWatch. com and Astrobiology. com, Lapsed climber, Explorer, Synaesthete, Former Challenger Center board member " Artificial Intelligence Aided Design Of Peptides With Custom Secondary Structure Motifs And Reduced Amino…...

1+ mon, 8+ hour ago  (119+ words) Time: May 12th, 9 a. m. PDT/12 p. m. EDTjoin Dr. N'ria Ros-Rocher is a CNRS research associate at Institut Pasteur. She conducts multidisciplinary research on the origin of multicellularity that elucidates how environmental factors regulate multicellular behaviors in close animal relatives. She also develops genetic…...

1+ mon, 8+ hour ago  (402+ words) When an asteroid as big as'Mount Everest struck Earth 66 million years ago, it wiped out all non-avian dinosaurs and roughly a third of life on the planet. But many plants survived the devastation. In a new study publishing May 8 in…...

1+ mon, 4+ day ago  (319+ words) Can we learn about life in the deep ocean even if we don't see it? Yes we can. Thanks to environmental DNA (e DNA), we no longer need a visual sighting to know what's been in the neighborhood. Beyond the…...

1+ mon, 1+ week ago  (854+ words) Expose an animal to extreme physical stress, and the expectation is simple: It will break down. But when UC Riverside scientists subjected fruit flies to forces many times stronger than Earth's gravity " a condition called hypergravity " the insects did something…...

1+ mon, 1+ week ago  (169+ words) astrobiology. com TMC-1: Probing The Onset Of Chemical Complexity In Space In recent years, the obsessive interest in the observation of TMC-1 has brought a boost in our knowledge of the chemistry of cold dark clouds. The number of molecules…...