
Milky Way Ice Assembled the Skeleton of Life──First Direct Detection of a "Sugar" in Interstellar Space
A four-carbon sugar called erythrulose, tied to the blueprint of life, has been detected for the first time ever in a molecular cloud at the center of our galaxy. This overturns the conventional theory of carbon atoms being added one at a time, instead supporting a new synthesis pathway in space where two-carbon molecules bond together and grow all at once.








