Mystery of our 145 ‘alien’ genes: Scientists discover some DNA is not from our ancestors – and say it could change how we think about evolution

New Science

  By Mark Prigg | Humans contain ‘alien’ genes not passed on from our ancestors, researchers have discovered. The say we acquired essential ‘foreign’ genes from microorganisms co-habiting their environment in ancient times. The study challenges conventional views that animal evolution relies solely on genes passed down through ancestral lines – and says the […]