The ten most important discoveries that happened by mistake.
10. Pacemaker (1958) http://invention.smithsonian.org/cent…
9. Saccharin (1878) http://en.wikipedia.org/wiki/Saccharin
8. Safety Glass (1903) http://en.wikipedia.org/wiki/Safety_g…
7. Vulcanized Rubber (1839) http://en.wikipedia.org/wiki/Charles_…
6. Microwave Oven (1945) http://en.wikipedia.org/wiki/Microwav…
5. Dynamite (1867) http://www.baylor.edu/content/service…
4. Anesthesia (1842) http://en.wikipedia.org/wiki/Anesthes…
3. X-rays (1896) http://en.wikipedia.org/wiki/X-ray
2. Nuclear Fission (1934) http://en.wikipedia.org/wiki/Nuclear_…
1. Penicillin (1928) http://en.wikipedia.org/wiki/Penicillin