TED-Ed: How fast can a vaccine be made?

The video explains the vaccine development process, which includes exploratory research, clinical testing, and manufacturing. It highlights the challenges of speeding up this process during pandemics and discusses various vaccine designs, such as attenuated and inactivated vaccines. The video also covers the clinical testing phases and the importance of safety and efficacy. Future innovations, like DNA and mRNA vaccines, could expedite development, but global cooperation remains crucial.

What new insight or understanding did you gain from this video?