The researchers compared the DNA sequences of 35 modern people living on islands off the coast of New Guinea with DNA drawn from two early human species: Denisovans, whose remains were found in Siberia, and Neanderthals, first discovered in Germany.
It turns out the plague was plaguing humans far earlier than previously believed.New research using ancient DNA has revealed that plague has been endemic in human populations for more than twice as long as previously thought and that the ancestral plague would have been predominantly spread by human-to-human contact, until genetic mutations allowed Yersinia pestis (Y. pestis), the bacteria that causes plague, to survive in the gut of fleas.Oct 23, 2015, 09:19 AM IST
Hunter-gatherers in ancient Britain may have imported cereals from Europe long before they turned to farming, new research reveals.Feb 27, 2015, 21:29 PM IST
Despite having a common ancestor, different mammalian species have acquired their unique characteristics by repurposing functional elements through gene regulation, says a study.Jan 31, 2015, 17:28 PM IST
Australia can no longer lay claim to the origins of the iconic New Zealand kiwi following University of Adelaide research, which shows that the kiwi`s closest relative is not the emu as was previously thought.May 24, 2014, 11:20 AM IST