I know that they found The Reapers around 2180 so they had to find the other aliens before that.
humans
1984 was the year that the TV series was first aired about aliens that looked like humans.
Einstein did not discover electricity. He did discover the Photo Electric Effect which earned him a Nobel Prize.
Joseph Fourier
It is difficult to determine who exactly was the first person to discover rocks, as early humans likely encountered them naturally. However, rocks have been used by humans for various purposes for millions of years, such as for tools and shelter.
i think aliens came to earth and spread the bad language to us humans and we have adapted to it
When apples were first discovered is lost in the mists of time, but it was a good thing.
aliens are not invented. they are real
The dawn of man, seeing as the only reason humans survive is that we need water to drink, and so this must have been discovered with the first recorded incident of humans, or similar, which was about 1,700,000 B.C.
No one knows! Look out of your window and birds, squirrels, rabbits (wild animals) are probably to be seen. I can safely assume that the first persons to discover wild animals were the first humans to walk the earth in the early stone age.
they havent... there are no aliens as far as we know.
he was the first to discover gold