A large set of tracks made by archosauromorphs in the Pyrenees mountain range may include a new type of footprint made by reptiles that lived 247 million years ago, according to a study published April 19, 2017 in the open-access ...
Archaeology
Apr 19, 2017
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34
A fossil found by an elk hunter in Montana nearly seven years ago has led to the discovery of a new species of prehistoric sea creature that lived about 70 million years ago in the inland sea that flowed east of the Rocky ...
Archaeology
Apr 13, 2017
1
242
(Phys.org)—An international team of researchers has found a trove of marine fossils at a North American site that offers evidence of life bouncing back faster than thought after the most devastating mass extinction in Earth's ...
Remember dropping your milk teeth? After a lot of wiggling the tooth finally dropped out. But in your hand was only the enamel-covered crown: the entire root of the tooth had somehow disappeared. In a paper published in Nature, ...
Archaeology
Oct 17, 2016
0
358
New research led by the University of Leicester has overturned a long-standing theory on how vertebrates evolved their eyes by identifying remarkable details of the retina in the eyes of 300 million year-old lamprey and hagfish ...
Archaeology
Aug 2, 2016
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245
Striking evidence has emerged that an ancient virus previously known only from fossil evidence has persistently infected some humans at very low levels for hundreds of thousands or even millions of years. This ancient retrovirus ...
Biotechnology
Apr 4, 2016
4
2365
The absence of teeth or "edentulism" has evolved on multiple occasions within vertebrates including birds, turtles, and a few groups of mammals such as anteaters, baleen whales and pangolins. Where early birds are concerned, ...
Archaeology
Dec 11, 2014
0
0
More than 100 years since they were first discovered, some of the world's most bizarre fossils have been identified as distant relatives of humans, thanks to the work of University of Adelaide researchers.
Paleontology & Fossils
Oct 15, 2014
4
0
As winged dinosaurs underwent a series of evolutionary changes during the transition into Aves, or birds, one pivotal transformation was the appearance of a single-ovary reproductive system. "The most widely accepted hypothesis ...
Archaeology
May 30, 2014
1
0
Mass extinctions, like lotteries, result in a multitude of losers and a few lucky winners. This is the story of one of the winners, a small, shell-crushing predatory fish called Fouldenia, which first appears in the fossil ...
Plants & Animals
Jul 22, 2013
0
0
