HealthA genetic blueprint of your unborn baby Sequencing the whole genome of a fetus could provide a medical early warning on a previously unknown scale - but it also brings dilemmas, says Harriet A. WashingtonComment
EarthDNA could have existed long before life itself The idea that life began with RNA – simpler than DNA – looks less certain now that a DNA-like molecule has been made from basic compounds 51¶¯Âþ