" You Should go home, lay in bed, and try to block everything out while trying to sleep"
The genetic change in a population or species over many generations is evolution. Whether it be physical or mental increase.
A very large star of high luminosity and low surface temperature. Red giants are thought to be in a late stage of evolution when no hydrogen remains in the core to fuel nuclear fusion.
I say false cause a hypothesis is a guess and not all the time it's dealing an experiment. If It is dealing with an experiment then true