They have a circulatory system, unlike non-vascular plants such as mosses and liverworts. "This is the first time we have had ...

Mosses are among Earth's great terraformers, turning barren rock into fertile soils, and now a team of scientists is proposing these non-vascular plants could do the same on Mars. Whether we ...

Our tour of the plant kingdom will begin with a discussion of non-vascular, spore-producing plants, more commonly known as mosses, hornworts and liverworts. Although small and inconspicuous, they are ...