“In a report laden with caveats and notes of caution, the group endorsed the alteration of human eggs, sperm and embryos — but only to prevent babies from being born with genes known to cause serious diseases and disability, only when no “reasonable alternative” exists, and only when a plan is in place to track the effects of the procedure through multiple generations.
“Human genetic engineering for any reason has long been seen as an ethical minefield. Many scientists fear that the techniques used to prevent genetic diseases might also be used to enhance intelligence or create humans physically suited to particular tasks, like soldiers.”