It's the first-ever study in the U.S. that uses CRISPR inside the body.
It's less likely to trigger an unwanted immune system response, they claim.
But are the benefits of hearing worth the risks of gene editing?
The third gene-hacked birth was expected to happen right around now.
Human trials of the new treatment could kick off within the year.
His home nation will need to put a stop to the controversial experiment — or not.
He wants to gene-hack babies as soon as this year.
"It’s still in the experimental phase, but it’s quite exciting."
DNA is starting to look like one more type of code to hack and rewrite.
"The technology is similar to weapons and drugs."
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