As I started going out there being under pressure and taking hits I realized that although I was being criticized and rejected a lot, at the end of the day something great happened.
The resulting settlement maps show how the distribution and density of the rural population around the city changed dramatically between AD 500 and 850, when copán collapsed.
The predictions of quantum mechanics, however, give only the probability of an event, not a deterministic statement of whether or not the event will occur.
In 1994, Rudolf Raff and colleagues at Indiana University in the USA decided to use genetics to put a number on the probability of evolution going into reverse.