8 Scientific Discoveries That Will Bring a Tear to Your Eye

1. Fleming Discovering Penicillin
2. Newton Discovering Gravity
3. Einstein Proving General Relativity
4. Archimedes Discovering Density
5. Lamarr and Antheil Inventing Frequency Hopping
6. Curie Discovering X-Rays
7. Salk Inventing the Polio Vaccine
8. Watson, Crick, and Franklin discovering the structure of DNA