Cheetahs, the world's fastest mammals, are racing toward extinction because of human development.
Tigers may be clawing their way back from extinction.
Study identifies new species of freshwater turtle in Papua New Guinea.
A hidden population of lions has been discovered in East Africa. This is good news for the species, whose numbers have plunged in many parts of Africa in recent years.
Industrial sites can be a pain to clean up. They're often littered with refuse and chemicals that can pose major environmental hazards. So how can they be cleaned up? Researchers have now found that using biosolids could be a way to clean up sites.
More than half of the tree species in the Amazon rainforest may be globally threatened.
Why do some wild animals tolerate humans while others don't? Scientists are taking a closer look at animal-human interactions to get to the bottom of human tolerance.
Birds may be declining in the face of climate change. Scientists have found that at least a dozen species in the Western Cape will be impacted by climate, and that their decline may be more complex than previously thought.
Beauty may be in the eye of the beholder, but scientists are now coming up with a way to measure it. They've used computational analysis of photographic images in order to assess the beauty-and health-of coral reefs.
The curtains may be closing on the orca shows at SeaWorld. The park has announced that it will be phasing out its traditional Shamu show in San Diego and replace it with one that's less about tricks and more about orcas' natural behaviors in the wild.
Scientists have taken a closer look at the cetaceans and have found how blue whales maintain their enormous body size through foraging strategies that optimize the energy they gain from the krill they eat.
It turns out that Hawaii may have more unique species than once thought. Scientists have found that Hawaii's Northwestern islands have the highest rates of unique species, including possible new species.