Scientists debate boundaries, ethics of human gene editing

WASHINGTON (AP) — Alternating the promise of cures for intractable diseases with anxiety about designer babies and eugenics, hundreds of scientists and ethicists from around the world began debating the boundaries of a revolutionary technology to edit the human genetic code.
“We sense that we are close to being able to alter human heredity,” Nobel laureate David Baltimore of the California Institute of Technology said Tuesday in opening an international summit to examine what h