AstrobiologyScienceNASA Unveils Arsenic Life FormBy Rachel Ehrenberg, Science NewsScienceHow to Catch Microbes Hitchhiking to MarsBy Lisa GrossmanScienceAll Life on Earth Could Have Come From Alien ZombiesBy Lisa GrossmanScienceVideo: Climate Model Suggests Where the Aliens AreBy Lisa GrossmanScienceFractal Haze Could Solve Weak-Sun Mystery for Early EarthBy Lisa GrossmanScienceNew Chemical Diversity Discovered in Old MeteoriteBy Brandon KeimScienceAI Spacesuits Turn Astronauts Into Cyborg BiologistsBy Brandon KeimScienceThe Hunt for Extraterrestrial Life Gets WeirdBy Hadley LeggettScienceHunt for Life on Saturnian Moon Heats UpBy Alexis MadrigalScienceEarth Gets Billion-Year Life ExtensionBy Alexis MadrigalScienceThe New Exoplanetology: 'I Learned It by Watching You, Earth'By Lisa GrossmanScienceLife's First Spark Re-Created in the LaboratoryBy Brandon KeimScienceHumans and Aliens Might Share DNA RootsBy Brandon KeimScienceNew Stratospheric Bugs Probably Not AlienBy Brandon KeimScienceMartian Volcano Could Be Reservoir for LifeBy Michael WallScienceLife Thrives in Earth's Most Mars-Like EnvironmentBy Brandon KeimScienceThe Hunt for E.T. Comes Home — to EarthBy Alexis MadrigalSciencePlanet-Hunting Space Telescope Readies for LaunchBy Clara MoskowitzScienceTop 5 Bets for Extraterrestrial Life in the Solar SystemBy Clara MoskowitzScienceKey Molecule for Life Found in Habitable Region of the GalaxyBy Clara MoskowitzScienceWhen Intelligent and Natural Design CollideBy Brandon KeimScienceNearby Solar System Looks Like Our Own at Time Life FormedBy Alexis MadrigalScienceTelescope Tech Will Speed Search for Extraterrestrial LifeBy Betsy MasonScienceBe the Parent of a Brand-New Word: AstrobioethicsBy Brandon KeimMore Stories
