It really is impressive to look back at the great inventions of our time. It is even more impressive to look at how quickly some of the greatest inventions were replaced by better technology. What do you think was the greatest invention of the last 100 years? Take the poll below to let us know.
I believe that the majority of people have a good opinion about their looks. That doesn't mean we are all gorgeous or handsome. Even the prettiest of people will nit-pick their own looks. How good looking are you really - according to science? There is a way to find out.