theres no denying halo reach is a severely flawed game that doesnt live to any of its predecessors other than odst, which had incredible music but a stupid story and gameplay was retarded; useless silencers...all imo.
They have invisibility cloaks in the beginning stages. Its a special material that bends light around itself instead of reflecting it I saw it in a popsci mag and a wired mag its not perfect yet but it looks pretty bad ass.
All of you are wrong there were many settler's before Columbus arrived. The Viking, Black Slaves abandoned by the Spaniards that went to Georgia, The Spanish and French who battled in Florida and Even the Dutch who were in Albany all settled before Columbus got to the Americas.