Biologists are quietly rewriting what it means to be alive, and the human body has become one of their strangest frontiers.

The classification within bottlenose dolphins (genus: Tursiops ) is controversial. The prevalent view is that of a single species. To test this hypothesis, osteological, molecular and external ...

Minerals are geologic time capsules of the environments in which they form. With the right approach, their mysteries can be cracked open to reveal key features of the ancient Earth or other planets.