David Sommerstein

La Bomba de Tiempo (“Time Bomb”) is one of the hottest shows in Buenos Aires these days. It’s a percussion explosion – 18 musicians dressed in bright red overalls playing djembes, bass drums, claves and congas.

In a trial run for an expected nationwide ban, the EPA says no more “mixing zones” in the Great Lakes region for 22 highly toxic chemicals. Mixing zones are places in which it was thought water dilutes pollutants, but new research shows that’s not always the case. The Great Lakes Radio Consortium’s David Sommerstein reports.