New NAU Study Explores Why Alien Life on Neighboring Planets May Lag Behind Earth

The study proposes that potential evolution on exoplanets isn’t based only on time, but on how much cumulative photosynthesis happens, so even if planets outside our solar system may have had life start billions of years before Earth, life likely evolved so slowly that it’s still in the microbial stage. Science fiction suggests that life on other planets, if it exists, is likely far more advanced than life on Earth. A recent study suggests otherwise. This new study, led by Chris Doughty, a profe