Bacteriophage, also known as phage, is a virus specialized in killing bacteria. The virus could one day be used to fight against antibiotic resistant bacteria (or, superbugs), but how? This video from Kurzgesagt explains.
THIS IS COOL. I WANT TO LEARN SOMETHING ELSE, TOO!
Video via – Kurzgesagt – In a Nutshell
Further Readings And References @ Khan Academy, Cosmos, and NIH News in Health