DNA is revealing that many animals once thought to be a single species may actually be several hidden ones. But research on ...

DNA analysis reveals a fanged frog scientists thought was one species for nearly 200 years is actually several hidden species ...

Scientists say DNA evidence indicates male Neanderthals and human females interbred more often than opposite ...

A new study in Science suggests Neanderthal men and modern human women interbred more often than assumed, reshaping theories about our DNA. But what drove those ancient pairings remains uncertain.

Most people of non-African ancestry carry about 2% Neanderthal DNA, and researchers report a mirror image pattern with more human DNA on the Neanderthal X chromosome.

The arterial vasculature is the second most frequently calcified structure in the human body after the skeleton. Calcification of the aorta and aortic valves occurs in most individuals in westernized ...

Precigen Inc. reports fourth-quarter results on Monday, with analysts looking for signs that the commercial launch of its first FDA-approved gene therapy is driving a material revenue ramp as the ...

For nearly two centuries, a small brown frog living in Southeast Asian rainforests was considered a single, well-understood ...

Thin stretches of the human X chromosome look oddly empty when you scan for Neanderthal DNA. Geneticists even have a name for the gaps: “Neanderthal deserts.

When a new species is discovered, it's tempting to imagine an adventure novel, said Chan Kin Onn of Michigan State University. "Most people have this image of an intrepid explorer braving an isolated ...

Genetic analysis of Bornean frogs revealed several distinct groups, suggesting more species may exist than previously believed.

When people hear about the discovery of a new species, they often picture a scene straight out of an adventure story, according to Chan Kin Onn of ...