Analysis of ancient and modern human genomes, along with those of our closest relatives, revealed a common haplotype, or group of alleles (different forms of a gene), inherited together from one ...

Steve Hillebrand/USFWS During the last Ice Age, modern-day Siberia and Alaska were connected by a landmass that allowed animals—and ancient humans ... the spread of different species.

Modern: PNAS / Lauri Nummenmaa et al ... Lahnakoski suggests the contrasting ancient associations may point to different cultural expectations, as well as their limited anatomical understanding ...

Researchers analyzed ancient genes to pinpoint the time period, which is slightly more recent than previous estimates for the mating. Modern humans emerged in Africa hundreds of thousands of years ...