China's government has ordered a halt to work by a medical team that claimed to have helped make the world's first gene-edited babies.

Scientists around the world are condemning He Jiankui's research, including his workplace, the Southern University of Science and Technology in China.

A Chinese researcher claims that he helped make the world's first genetically edited babies - twin girls born this month whose DNA he said he altered with a powerful new tool capable of rewriting the very blueprint of life.