Ilia Ivanov was determined to find a way to hybridize humans and chimps, but the idea never should’ve made it beyond science ...

A skull fragment discovered over fifty years ago on the banks of the Elbe River in Germany has finally yielded its secrets. Long considered by some researchers to be a rare Neanderthal-modern human ...

There are no wild ligers. Indeed, hybrids were once thought to be rare in nature—and of little consequence in an evolutionary sense. But now we know they can play an important role in speciation—the ...