"Based on presentations made at the Microbial Mats in Sandy Deposits (Archean to Today) SEPM research conference, Denver, Colorado and Dinosaur Ridge, on May 21-23, 2010"--T.p. verso. NH copy ...
One of the earliest known fossil animals, Dickinsonia lived on the sea floor over a half billion years ago. Based on traces of a biochemical marker, coprostanol, UC Davis paleobiologists propose that ...
Modern Engineering Marvels on MSN
Grand Canyon’s 500 million years: A new fossil window
What does it take for soft-bodied animals, built to rot not to rock, to persist for 500 million years in the Grand Canyon?
WASHINGTON (AP) — What may be the oldest complete fossil on Earth paints a smelly but colorful picture of our microbial ancestors from nearly 3.5 billion years ago. The fossil is the remains of what ...
The Crato Formation represents one of the most celebrated Early Cretaceous Konservat‐Lagerstätten, offering an unparalleled window into past ecosystems. Exceptional preservation within this formation ...
A remarkably preserved horseshoe crab fossil from North America offers rare insight into some of the earliest known cases of animal disease in a Late Carboniferous swamp – more than 300 million years ...
Found in the Mazon Creek Lagerstätte, the well-preserved horseshoe crab shows more than 100 small pits across its shell, believed to be caused by a microbial or algal infection. This discovery not ...
The first life on Earth formed four billion years ago, as microbes living in pools and seas: what if the same thing happened on Mars? If it did, how would we prove it? Scientists hoping to identify ...
The first life on Earth formed four billion years ago, as microbes living in pools and seas: what if the same thing happened on Mars? If it did, how would we prove it? Scientists hoping to identify ...
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