The number of alien plant species has more than tripled over the last 25 years. This is the finding of a study by European scientists who evaluated the data from 48 European countries and regions. A ...

An “alien plant” fossil discovered 55 years ago just outside of an abandoned town in Utah has no relation to any currently existing or extinct species, scientists revealed in a study last month.

See more of our trusted coverage when you search. Prefer Newsweek on Google to see more of our trusted coverage when you search. A "strange" prehistoric plant species is the lone representative of a ...

A plant that lived 47 million years ago in what is now Utah is like nothing that lives on planet Earth today. The discovery of new fossils reveals that a species first found in 1969 is not a member of ...

An international research team led by the University of Vienna has produced, for the first time, high-resolution global maps of invasion risk for thousands of alien plant species under current ...

It sounds like the title of a bad B-movie: Alien Plant Invaders. But here in Montgomery County and communities across the country, the problem of alien plants -- also known as nonnative invasive ...

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LIKE BOING BOING BUT NOT THE ADS? CLICK HERE TO GO AD-FREE! This fossilized plant excavated in Green River Formation, Utah is entirely unlike anything living on Earth today. It lived 47 million years ...