To locate the Winter Circle, find the constellation Orion and look for the bright bluish star (Rigel) to the lower right.

High above fields, highways and suburbs, dark wings often trace slow circles over the same patch of ground, a sight that has long signaled trouble to anyone watching from below. Those spiraling birds ...

Some features of a giraffe's spot pattern are passed on from mother to baby, according to a new study led by researchers from Penn State. The study also reveals that survival of young giraffes is ...

Giraffe babies inherit some features of their mother's spot patterns, according to a new study that used modern techniques to confirm a 49-year-old hypothesis. Survival of newborn giraffes is also ...