A "strange" prehistoric plant species is the lone representative of a mysterious group of organisms that no longer exists, scientists have discovered. The first evidence of the species—in the form of ...

More than 2,500 alien plant species could find suitable conditions in the Arctic, especially in northern Norway and Svalbard.

Scientists have discovered a unique fossil that does not match any known species of flowering plants, an advance that sheds more light on the planet’s ancient diversity. Researchers first spotted the ...

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 ...

A new report presents major findings on the gravity of impacts from invasive alien species on our planet. A new report by the Intergovernmental Platform on Biodiversity and Ecosystem Services (IPBES) ...

Humans have cultivated plants outside their native ranges for thousands of years. But as the world became increasingly interconnected over the past five hundred years, the scale of cultivation of ...