What is it about a cheetah's build that enables it to run so fast? What gives the wolf its exceptional endurance? While these questions can be partly answered through animal experiments, many ...

For the first time, scientists have recorded how baby dunnarts, tiny carnivorous marsupials from Australia, reach their mother's pouch not long after being born. While much is known about how many ...

The Chincha Kingdom was transporting seabird excrement from islands to valleys as early as the 13th century, and this powerful fertiliser may have been key to its economic success ...

Beds of Bathymodiolus mussels provide important habitat for other deep-sea critters, including sea stars, scaleworms and limpets. NOAA Ocean Exploration. The deep sea is the large ...

We know the main reason that the age of the dinosaurs came to an end: an asteroid impact on the Yucatán Peninsula some 66 million years ago. But how the dinosaurs’ reign began is far less clear—and ...