Cambrian Genomics says that what it calls a DNA printer is essentially a DNA sorter — it quickly spots and collects the desired, tailored stretch of DNA. Courtesy of Cambrian Genomics hide caption

itoggle caption Courtesy of Cambrian Genomics

A micrograph of HeLa cells, derived from cervical cancer cells taken from Henrietta Lacks. Tomasz Szul/Visuals Unlimited, Inc./Getty Images hide caption

itoggle caption Tomasz Szul/Visuals Unlimited, Inc./Getty Images