And researchers estimate that by 2100, most people will have it.
Some researchers consider Homo erectus to be the immediate ancestor of our own species, Homo sapiens.
Discovery at an archaeology site in India gives clues to human migration across east Asia and into Australia.
"In recent years we have seen increasing evidence that Neanderthals were more sophisticated than previously thought," researcher Emma Pomeroy said.
The genetic marker is similar to what is seen with modern humans, Neanderthals and Denisovans.
The latest known fossils belonging to extinct human species dated to between 117,000 and 108,000 ago.
Researchers find evidence that genes involved in Williams-Beuren syndrome may have helped our faces become more slender.
Researchers say the discovery adds weight to the idea Neanderthals were capable of symbolic behavior.
Animal remains found in a cave in Israel that was occupied by hominins suggest these ancient humans had the foresight to store high-calorie food.
The near-complete skull of a male Australopithecus anamensis was discovered in Ethiopia's Woranso-Mille excavation area.
Scientists find hunter gatherers used the site for thousands of years.
Skull discovered in a cave in Southern Greece has been identified as Homo sapiens.
Researchers say skull found in a Transylvania cave is clear evidence of interpersonal violence among ancient Europeans.
Remains belonging to one of the biggest birds that ever lived have been discovered in a cave in Crimea.
Researchers say their findings at the 'Ein Qashish site show open-air sites may have been more important to Neanderthals than previously thought.
Using tools to dig for food underground was once thought to be a behavior unique to humans.
Previous estimates based on DNA analysis suggest the two species diverged between 300,000 and 500,000 years ago.
Cannibalism was a highly profitable survival strategy for our ancient ancestors, according to a study.
The 160,000-year-old jawbone suggests the extinct hominins had adapted to life at high-altitude.
Evolution is a gradual change to the DNA of a species over many generations.
Scientists have created a virtual 3D reconstruction of the spine and ribcage of a 60,000 year old Neanderthal.
The bones are over 100,000 years old—making them the oldest ever to be discovered in the country.
Providing healthcare was a fundamental collaborative survival strategy for Neanderthals, according to researchers.
"Rainforests are very challenging fieldwork environments, not least because the warm and wet conditions mean that very little of the archaeological record survives the test of time."
New findings suggest that modern humans evolved in populations that were scattered across the African continent.
Modern humans first emerged between 200,000 and 300,000 years ago.