World leaders must take 'immediate, unprecedented action' to prevent devastating climate tipping points, experts say.

The Andean nations are unitary republics by history and constitution. Consequently, the push to devolve power to lower ...

Twenty years after Biosphere 2 broke ground near Oracle, the one-of-a-kind terrarium and its surrounding land have been sold for $50 million.

Butterflies that independently evolved the same wing patterns have also evolved similar eyes and brains which are fine-tuned ...

The word ‘anaconda’ might send a chill down your spine, or if you have watched the cult 90s thriller, you will know it.

The destruction of tropical rainforests — seen in shocking images of huge wildfires, vast clearcuts, and dying ...

Forests, grasslands, and other natural areas around the world have access to about a quarter less nitrogen than previously estimated, according to a new study published in Nature.

A refuge for the Western chimpanzee, pygmy hippopotamus and many other globally threatened species, Gola-Tiwai represents one ...