Sci-Tech How rare genetic mutation that allows South Africans to control HIV could revolutionise viral medicine By Estelle Ellis
Africa Secrets in the genes – how ancient DNA sheds light on social changes in Africa 50,000 years ago By Elizabeth Sawchuk, Jessica Thompson and Mary Prendergast
Magazine A taste for sweet – an anthropologist explains the evolutionary origins of why you’re programmed to love sugar By Stephen Wooding
Magazine This week we're listening to: Biotechnology’s potential and how it is already changing the world By Sarah Hoek