The snakes stayed large and thrived even when cooling temperatures and shrinking habitats killed off other giant reptiles ...

Around 56 million years ago, Earth suddenly got much hotter. Over about 5,000 years, the amount of carbon in the atmosphere ...

In the darkest corners of the planet, where the light of the Sun never touches, eerie glows can yet be found, illuminating ...

An ancient predatory dinosaur that lived 220 million years ago, Maleriraptor kuttyi, redefines carnivorous dinosaurs' origin theory.

While other species downsized and died out across millennia the anaconda remains an Amazon giant. The Green Anaconda is the ...

Ancient stone tools found on Sulawesi, an island in Indonesia, raises huge questions about early hominins ability to sail ...

Now, in a study published Tuesday called "Mystery owner of African hominin foot identified," the scientists announced that ...

How far back in evolutionary history does kissing go? Through phylogenetic analysis, an international team of scientists ...

Scientists found that kissing likely originated millions of years ago in great apes and was shared by early human relatives, ...

Kissing could be 21 million years old. NPR's Ayesha Rascoe speaks to Matilda Brindle an evolutionary biologist from Oxford University about the origins of smooching.

Scientists believe that nearly half a billion years ago, the majestic Mount Everest was under water. It's hard to believe, ...