From penicillin and anesthesia to saccharin and silly putty, chance played a major role in some of the world's great ...

Add Yahoo as a preferred source to see more of our stories on Google. Many of the daily items we use today are the result of decades of research, perseverance and ...

Revolutionary inventions from the 1920s, including medical breakthroughs like insulin and everyday innovations like Band-Aids, sliced bread, and the polygraph.

Many of the daily items we use today are the result of decades of research, perseverance and good 'ole trial and error. For ages, inventors have sought to improve our ...