Add Yahoo as a preferred source to see more of our stories on Google. Unfurling fiddlehead of the Christmas fern (_Polystichum acrostichoides_). Jacob S. Suissa, CC BY-ND Imagine a photograph of your ...
Imagine a photograph of your great-grandparents, grandparents and parents side by side. You’d see a resemblance, but each generation would look distinct from its predecessors. This is the process of ...
For the first time, researchers have characterized the genome arrangement of tree ferns, which sheds new insight into how ferns evolved. Land plants evolved 470 million years ago from algae and have ...
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