A new study shows that RNA splicing, not just gene expression, holds powerful clues to why some mammals live far longer than ...

In Zootopia, Disney Animation posed the hypothetical question of whether sufficiently advanced mammals of various shapes, ...

Ancient collagen preserved in the bones of extinct Australian mammals is revealing their evolutionary relationships, leading to some surprises.

In celebration of World Walrus Day, National Museum of Natural History director Kirk Johnson talks about his new documentary ...

These mysterious creatures undertake extraordinary journeys—a metamorphosis and migration so dramatic it rivals any in nature ...

Spiders are one of the easiest groups of invertebrates to watch and they're fascinating creatures. Here are some of our ...