He Jiankui's original research, published for the first time, could have failed, scientists say.

When it comes to race, "It's always like 'O.K., but now we're going to start the lesson on peas,''' a biology teacher said. A study will test a new approach.

Beijing's pursuit of control over a Muslim ethnic group pushes the rules of science and raises questions about consent.

Mysterious 609-million-year-old balls of cells may be the oldest animal embryos - or something else entirely.

For years, researchers weren't exactly sure what to make of these extra loops of genetic material . That's quickly changing.

The gene-edited bull was a marvel, with calves who'd inherited his trait. But a surprise in his DNA ignited a scientific feud and doomed them all.

Jaqueline Zhao and Tim Jackson discuss the new regulations for China in 2019, after the gene-editing scandal which created international headlines.

Gene therapy achieves a milestone. Novartis will sell the world’s most expensive drug, a treatment called Zolgensma to treat spinal muscular atrophy.

Eric Lander, Françoise Baylis, Feng Zhang, Emmanuelle Charpentier, Paul Berg and specialists from seven countries call for an international governance framework on genome editing.

If the documents are correct, they would raise doubts about the preliminary findings of a government investigation that He Jianqui acted mostly on his own.

Some U.S. researchers knew of a Chinese scientist's intentions to implant edited embryos but were unable to stop him. Now scientific institutions are trying to devise global safeguards.

A leading scientist wants Chinese researchers to halt a project to create genetically modified children.

He Jiankui says he created twin girls whose genes were edited to make them resistant to HIV. Was that ethical? Or even legal?

The startling announcement by a Chinese scientist represents a controversial leap in the use of genome-editing.