Scientists Debate Claim That “Extinct” Dire Wolves Are Back ...

For months, researchers in a laboratory in Dallas, Texas, worked in secrecy, culturing grey-wolf blood cells and altering the DNA within. The scientists then plucked nuclei from these gene-edited ...

We expect science to deliver clear answers, but some debates mix evidence and values in ways data can’t resolve. Recognizing that helps explain why disagreement persists.

For months, researchers in a laboratory in Dallas, Texas, worked in secrecy, culturing grey-wolf blood cells and altering the DNA within. The scientists then plucked nuclei from these gene-edited ...