The idea of discovering and studying alien life has tantalized scientists for centuries. Astronomers have been studying planets in the “Goldilocks Zone” — a distance from a sun in which water on a ...

The film "Avatar" takes viewers toa fictional moon, where the plants glow, shoot poison leaf tips andcommunicate. None of this fits exactly with our definition of"plant," but one botanist has pieced ...

An international team of researchers, led by Durham University, UK, has provided the first global analysis of established alien species. Their study is published in the journal Nature Ecology & ...

Many mountain ranges contain semi-natural habitats that have been little human interference. They are home to many animal and plant species, some of them endemic and highly specialized. Mountains have ...