As Earth approaches warmer levels experienced earlier in its geologic history, it may be bad news for human survival.

So much so that they may be Earth's next big species if ours ends up going the ... candidate for filling an ecological niche in a post-human world," Oxford University biologist Tim Coulson said ...

A groundbreaking discovery in China has unveiled a new human species, Homo juluensis ... study co-author Christopher Bae explained to the Post. Dog expert issues warning over 'two problem breeds ...

Some hominoid species from this period exhibit traits that are typical of humans but are not seen in the other living apes, leading paleoanthropologists to infer that these fossils represent early ...