Vaccination has contributed to saving more lives than any other medical intervention in history. 

This Nature Milestone includes a new interactive timeline, articles and explanatory animations that provide a historical perspective of the key breakthroughs in the field of vaccines and explores:

• The origins of vaccination
• Alum adjuvant discovery and potency
• Another layer of protection
• Public trust in vaccines

Watch our new animations 
How do vaccines work and how are new vaccines developed? Check out the animations below to find out more. 

• How vaccines work
• How new vaccines are developed