The ability to alter DNA using CRISPR technology and insert genes into species may not be indication of Haldane’s world becoming reality, but it raises issues about the direction in which science is heading

In 1923 the geneticist John Burdon Sanderson Haldane made a speech to the “Heretics” society at Cambridge University. He later expanded and published (...)

He Jiankui guides a laboratory staff member at the Direct Genomics lab in Shenzhen,  China. The scientist has claimed to have  created the world’s first gene-edited twin baby girls, ‘Lulu’ and ‘Nana’, whose genetic alterations could make them immune to HIV. Photograph: VCG via Getty Images

News that Chinese scientist He Jiankui successfully applied new gene-editing technology to create genetically modified human embryos immune to the HIV(...)