Discover Questions

Why the deeper south you go down in the US the whiter the people are? Will Planet X hit earth on September 23 or October of 2017? Does it even exist? How many weather balloons required to lift 110 pound child. Where to acquire helium and balloons in mass.? Can a geologist work in a completely unrelated field like say in a bank ? Write the equation of a line that is perpendicular to the line y=-1/2x +4 and passes throught the point (0,-1)?