Thursday assorted links
1. New Texas A&M podcast: Economists Unscripted.
2. A new tool for AI-proof homework assignments. “It’s called deb8.tv — students get paired and have live video debates with one another.”
4. Sulfuric acid as a basic medium for life? (NYT)
5. The fascination of underwater archaeology (Atlantic).
6. NYT obituary for Richard Posner. And Cass Sunstein on Richard Posner.