Ancient DNA study reveals origin of Indo-European languages

Vagheesh Narasimhan, co-first author of the paper published in the journal Science on Thursday, told AFP that the role of population movements over the past 10,000 years was key to understanding linguistic changes and the transition from hunter-gatherer activities to farming. Continue Reading

No single gay gene, says largest ever DNA analysis

Like size or intelligence, sexual attraction isn’t defined by one gene alone, but is instead the result of the complex interplay between multiple regions of the genome and hard to pin environmental factors. Continue Reading