Our DNA can now prove how (un)intelligent we are

It’s well known that some areas of the UK are poorer than others. These include Wales and northern Britain, which used to be coal-mining areas. Now we have discovered that these regional economic inequalities are in line with regional differences in DNA as well – with people becoming increasingly clustered by certain types of genetics. Genetic clustering has existed in all past societies. People have typically been relatively genetically similar to others nearby. But most of this wa