What was the world like before Pasteur? Our understandings of the disease process is closely tied with the discovery of microorganisms. So one guess would be that more of us would be dying of disease in the absence of knowledge of microorganisms.
Charles Darwin's greatest scientific contribution is his work on the Theory of Evolution. Without it, the fact that plants and animals evolved from its ancestors would not have been discovered.
James Chadwick discovered neutrons in 1932 during study of artificial radioactvity.
No one is actually sure who was the discoverer of the compass but it is said to have been discovered by Feng Shui and his fellow helpers.
there would have been no life as all organisms depend upon plants for food and there are no other producers
i have no idea but i will check and keep you posted.
If it hadn't been discovered we would not be drinking milk or eating cheese as the bacteria in the milk would make us really sick.
We might not be here if fire wasn't discovered. Our ancestors would have been freezed to death.
Then all would of been peaceful for the animals! But if we hadn't found Antartica there is a risk that we would of smoked more and more and it would melt Antartica eventually!
There is no real answer that's been discovered
Probably, but how would we know?
Roses, like the flower? I would say that nobody "discovered" them. They've been there for thousands of years.
Some one else would have. Hitler was working on atom bomb during the war and was very close to making one. So, it was a matter of time when it would have been discovered.
radiation had not been discovered.
Some microorganisms are parasites, some parasites are microorganisms. However some parasites are very large, for example tapeworms have been found that were 60 feet long. Also most microorganisms are not parasites.
No trade and commerce would have been possible.
Xrays would have not been invented but i dont know bout the rest Xrays would have not been invented but i dont know bout the rest
Our crystal ball has been broken, so we are not able to predict what might happen in the world should a mineral harder than diamond be discovered in future.