For the first time, researchers managed to recover DNA from sediment at a Cantabrian site.
Findings challenge previous belief that Europeans developed light skin soon after arriving 45,000 years ago.
This change in gene expression due to secondhand smoke exposure may make children more vulnerable to disease as adults.
'We don't know how frequently these events occur in Australian waters and therefore how significant these findings are,' said Associate Professor Adam Miller.
Samples contain all five nucleobases of DNA and RNA, supporting theory that asteroids may have seeded Earth with life's essential ingredients.
Genetic differences between Mödling and Leobersdorf not explained by social status or site function.
By taking a DNA sample and connecting what is known about the genome to a series of characteristics, a report is produced that notifies the person of their positive attributes.
Researchers have uncovered genetic evidence suggesting that ancient Celtic societies in Iron Age Britain were matrilineal and matrilocal, with women holding status and influence.
Scientists have identified at least three events where genes from distinct Denisovan populations mixed with human DNA, conferring significant adaptive benefits.
Mirror bacteria are theoretical life forms constructed from mirror-image biological molecules that are the opposite of those found in nature.