/tags/crispr CRISPR en-US Copyright Wed, 22 May 2019 09:01:00 GMT /2019-05-22/scientists-modify-viruses-with-crispr-to-create-new-weapon-against-superbugs Superbugs are bacteria that can beat modern medicine's most powerful drugs. So doctors are racing to find new ways to fight back. Wed, 22 May 2019 09:01:00 GMT /2019-05-22/scientists-modify-viruses-with-crispr-to-create-new-weapon-against-superbugs Rob Stein