Researchers used CRISPR to prevent an embryo from inheriting a fatal heart condition.
Earth is now one step closer to a future with genetically modified humans.
On Wednesday, scientists working at a lab in Oregon announced they’ve successfully used the gene-editing technique CRISPR to modify viable human embryos.
Researchers in China have already edited human embryos several times using CRISPR in recent years. But this is the first such effort in the United States. And their researc