Scientists used DNA to create a family tree of New Caledonia’s unique palm trees and discover how they arrived on the islands over many millions of years through long distance travel and evolving to different environments.
To understand the evolution of the flowers of a megadiverse group, Brazilian researchers had to delve into the floral anatomy of a family whose position on the evolutionary tree of plants has been controversial.
By analysing herbarium specimens, scientists found new plants that take rare earth elements from the ground, which could help get more of these important metals in a more sustainable way.