The technology can alter human, plant, and microbial DNA with relative ease and extreme precision.
Targeting proteins that give the viruses a hand.
A woman with sickle cell anemia had her genes edited to make normal functioning red blood cells.
Genetics is never so simple.
In genetics, one small tweak can have tons of unexpected results.
Editing human embryos makes far more permanent changes than tweaks to adult DNA.
A promising proof of concept.
Curing diseases is mostly fine, but increasing intelligence? That's another story.
The effort was strictly for practice, but represent a major first step in its potential future clinical use.
These are the Best Of What's New
Like science, tech, and DIY projects?
Sign up to receive Popular Science's emails and get the highlights.