Scientists from MIT and elsewhere have identified chemical fossils that may have been left by ancient sponges in rocks more than 541 million years old. These chemical fossils are special types of ...
A large jaw of a predatory archosaur species from the latest Triassic of South Wales, named Zanclodon cambrensis, has long intrigued paleontologists. Could it be the oldest large theropod dinosaur? In ...
Marine biologists have described three new species of deep-sea snailfishes in the family Liparidae from the eastern abyssal Pacific (depths 3,268 to 4,119 m). Snailfishes in the family Liparidae ...
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