Skip to content Menu Follow us on Threads Our Bloggers Google News Substack FaceBook Contribute Contact Search A carbon-lite atmosphere could be a sign of water and life on other terrestrial planets December 28, 2023 MIT In the search for extraterrestrial life , MIT scientists say a planetâ s carbon-lite atmosphere , relative to its neighbors , could be a sure and detectable signal of habitability . Credits:Image : Christine Daniloff , MIT iStock Scientists at MIT , the University of Birmingham , and elsewhere say that astronomersâ best chance of finding liquid water , and even life on other planets , is to look for the absence , rather than the presence , of a chemical feature in their . atmospheres The researchers propose that if a terrestrial planet has substantially less carbon