— Wonderful post by Ta-Nehisi Coates on “muscular empathy.”

— Medical researchers discover that swearing makes you feel better.

— Daron Acemoglu recommends five books on inequality.

— A look at Saudi Arabia’s Anti-Witchcraft Unit.

— Do Republican voters care about electability? Seems so.

— Mathematicians take all the fun out of “Where’s Waldo?”

— A technological history of the U.S. Postal Service.

— Do universities over-invest in literary research?

Reinventing debtors’ prisons for the 21st century.