CRISPR-Cas9 genome editing exploits the CRISPR-Cas system to modify a genome in a targeted manner. Guided by RNA, the Cas9 endonuclease breaks DNA at a target sequence. Imprecise repair of the ...

Are retro spaces like the conversation pit having a moment? (Photo Illustration: Yahoo News, photo: Photographs in the Carol M. Highsmith Archive, Library of Congress, Prints and Photographs Division) ...