Articles on Tooth fossils
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The Arctic was not simply a cold edge of the Cretaceous world, but a place where mammals adapted, diversified, migrated and originated.
Ancient microbes likely produced natural products their descendants today do not. Tapping into this lost chemical diversity could offer a potential source of new drugs.
Sharks have been around for more than 400 million years — but not all sharks are equally resilient to changes around them. Why do some groups thrive, while others dwindle?
The genus Paranthropus stands out in our human family tree because of their massive back teeth, but new techniques suggest we should throw out the hypothesis they mainly ate hard seeds and nuts.



