He Jiankui could face charges after an investigation finds he used techniques prohibited in China to edit the genes of twin girls.

The girl was born in Brazil in December 2017.

He Jiankui, who reportedly edited the genomes of two babies already, broke the news at a conference in Hong Kong.

One lab finds that a similar method produces large genetic deletions when performed in mouse embryos.

The use of pronuclear transfer to treat infertility must first be backed by evidence it can work in cases where parents seek to avoid mitochondrial mutations.

Only two members of the subspecies are now left alive.

Women who ate more produce known to harbor pesticides were less likely to succeed with fertility treatment than women who ate fewer of these fruits and vegetables.

Scientists correct a mutation in fertilized eggs that causes a severe cardiac disease.

Scientists plan to use in vitro fertilization to preserve a species with only three remaining members in the wild.