Portuguese Baroque

 The Mass in G by Seixas.

Traffic Interchanges Compared

 How innovative designs for crossing streams of traffic can improve the flow. Different patterns for different volumes. 6 minutes. Fascinating. 

24/7

 Why the SAT was ditched.

Nyman: Concerto for Flute and Strings

 Some themes repackaged. Here.

Boat lifts

 We saw the marine railway in Ontario, which looks a bit like the Russian lift in this thread.

Beggar thy neighbor: California schools and math

 Must stop those Asian students from excelling! Here.

Pedro Domingos

 

Invisible hand: things that are done for private benefit but turn out to be for the public good. Invisible foot: things that are done for the public good but turn out to be for private benefit.