Romania wasn't not discovered; Romania has a population from tens of thousand years ago. During the times of the Roman Empire, much of what we now call Romania was called Dacia by the Romans. It's language is a Romance one, derived from Latin.
No one really knows but you could argue that the man who discovered how to make fire was probably one of the first.
No one really knows who discovered Earth. But One day, we will find out who discovered Earth and we'll finally have answer.
No one invented electricity. However if you are asking who discovered and proved electricity, this would be Benjamin Franklin.
No one discovered it, it was man made bellend
The first telescope was invented (not "discovered") by Dutch spectacle-makers in the Netherlands, we believe, in around 1607. No, Galileo did not invent the telescope, but built his own after reading about one and substantially improved the design.
Nature won that award. Man discovered fire as a source of warmth very early. No one knows who used fire first.
no one knows who discovered it but galileo was first to see the rings
No planets have been discovered using a microscope.
by me litto one
Iran did not get discovered. It was one of the first and few populated areas in the world.
No one person "discovered" maths. And it is still evolving.
No one discovered the great wall, it was a man made thing made by Qin Shi Huang, the first emperor of China.