Researchers recently reported that they were able to edit human embryos to fix a dangerous mutation. The technology is inching closer to reality, so we need to take a stand, says biochemist Jennifer Doudna.

An exploration of the ethics around CRISPR’s gene-snipping technology yields new insights on how to harness biotechnology that’s powerful enough to alter humanity.

A new technology that goes by the ungainly name of CRISPR-Cas9 could change the human genome for generations. Here’s why its inventor is trying to press pause.