Top 10 Scientific Discoveries Made by Accident

VOICE OVER: Peter DeGiglio
WRITTEN BY: Whitney Wilson

Occasionally science is completely random. For this list, we'll be looking at the top scientific discoveries made during unrelated experiments, or completely by accident. Our countdown includes Gunpowder, Viagra, Microwave Ovens, and more!

• #11: Gunpowder
• #10: Natural Radioactivity
• #9: Smart Dust, AKA Neural Dust
• #8: Viagra
• #7: Vulcanization
• #6: X-Rays
• #5: Teflon
• #4: Medical Anesthesia
• #3: Microwave Ovens
• #2: Penicillin

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