Scientists just discovered a better way to use the tuberculosis vaccine

One of the biggest killers on the planet is a bacteria that humans have been fighting against for thousands of years. I'm talking about tuberculosis, or TB for short. Vaccinating against TB has proven difficult, and the effectiveness of TB vaccines has historically been rather poor. That may be about to change, however, as researchers experimenting with the Bacille Calmette-Guerin vaccine (BCG) have discovered a way to make it far more effective. In a new release published by the National Instit...