The Bureau of Labor Statistics has found that there are shortages of STEM workers in some fields and at some levels and not at others. It's almost as if skilled labor were a differentiated good being sold to heterogeneous buyers. If only there were a social science discipline that could handle this concept.
Meanwhile, a new article shows that the ancient Babylonians were working out the beginnings of calculus. Now if we could just teach calculus to California public school graduates we'd be making some progress.