Lichens Rise to Prominence
Noteworthy — Lichen fossils indicate they were strategic for the colonization of terrestrial environments.
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One Hundred Million Year Old Polyamines
Who Would Have Thought? by Elio — Paleontologists are greatly helped in their work by finding organic compounds that have been preserved in fossils through the ages. Most useful among these are the amazingly stable polycyclic terpenoid lipids, in particular the bacterial hopanoids (Click here and here), that are present in fossils about 2.4 billion years…
