Researchers find evidence that a group of still-unknown humans interbred with our ancestors.
Sign Up
The story is a bit more tangled than the timeline suggests, as genetic analysis of fossils of these extinct lineages has revealed they once interbred with modern humans, unions that may have endowed our lineage with The researchers detected statistical anomalies they suggested were best explained by interbreeding between West Africans and an unknown ancient human lineage whose ancestors diverged from those of modern humans before the split between Neanderthals and modern humans. Four West African groups — Yoruba in southwestern Nigeria, Esan in southern Nigeria, Gambians in western Gambia, and Mende in Sierra Leone — may derive 2% to 19% of their DNA from a ghost lineage, the researchers said.
Previous research also hinted at interbreeding with ghost lineages in Africa, such as a 2011 study examining sub-Saharan Africa and. The ghost lineage examined in the January study "is likely the ghost lineage we are seeing," Sankararaman said. "A broader question of the number of these ghost lineages that have survived into present-day Africans is fascinating, which we don't have the answers to.
México Últimas Noticias, México Titulares
Similar News:También puedes leer noticias similares a ésta que hemos recopilado de otras fuentes de noticias.
A Quarter of Prominent New Cryptocurrency Tokens Appear to Be Scams, Researchers FindA new report from blockchain analysis firm Chainalysis reveals that the ongoing 'crypto winter' didn't force crypto crime into hibernation.
Leer más »
Researchers find big disparity in Mass. ambulance paymentsEmergency transportation in a publicly-owned ambulance in Massachusetts costs about twice the national average, according to an upcoming report from the state's Health Policy Commission.
Leer más »
Why Danish citizen scientists were on a quest to find the oldest European hedgehogThe beloved mammal is facing population decline in some habitats, but citizen scientists with The Danish Hedgehog Project are helping monitor hedgies living close to humans.
Leer más »
NREL Scientists Find More Eureka Moments, Patent Activity Climbs in FY '22There must be a better way. That thought has sparked more scientific advancements, more eureka moments, more patent applications. For a quartet of researchers at the National Renewable Energy Laboratory (NREL), the notion of converting
Leer más »
Scientists find a galaxy that may grow to look like oursScientists using the James Webb Space Telescope have found a galaxy that may look like a young version of our Milky Way. By studying this galaxy and its potential growth, researchers may be able to learn more about our galaxy and its early evolution.
Leer más »
Deadpool 3 Has Found Itself a Mysterious New FoeGhostface goes running in a new look at Scream 6. John Wick Chapter 4 is going to keep you sitting for a very long time. Colin Farrell’s Penguin series adds more to its cast. Plus, what’s coming on Outlander.
Leer más »