The color change, driven by hormones, seems aimed at preventing males from accidentally mating with each other.

From the oracles of ancient Rome to Sigmund Freud and Carl Jung, humans have long turned to the dream world to decode the mysteries of the mind. Lu Chin's mid-16th century painting entitled "Zhuangzi ...

As global warming continues to reshape Earth's climate, both the occurrence and mechanisms of extreme precipitation events, ...

A new documentary from National Geographic Pristine Seas and Oceans North spotlights how Inuit and Cree communities are ...

When the balance in reflectivity shifts, “the whole circulation of the climate will shift in order to transport energy from ...

Salt marshes exist on every coast of the U.S., but these important wetlands are succumbing quickly to the effects of sea ...