Genetic-sequencing techniques have uncovered the oldest host-associated microbial DNA ever recorded — inside samples of teeth and bones from woolly and steppe mammoths. An analysis of the bones and ...

Colossal Biosciences, in Dallas, Texas, describes itself as the world’s first de-extinction company. It aims to revive lost species using CRISPR gene-editing technology, including the mammoth ...

From the tooth of a mammoth that roamed Earth more than one million years ago, scientists have pulled traces of the ancient bacteria that once lived inside it. The discovery marks the oldest ...

An analysis of the bones and teeth of ancient mammoths (Mammuthus) has identified some of the microorganisms that lived in the animals’ mouths and bodies more than one million years ago. The study, ...