Huron-to-erie corridor

What’s brewing for school budgets as Republicans in the state Legislature make a case for major structural changes. Also, an entomologist explains why swarms of mayflies, annoying as they may be, are actually a good thing. And we visit one of Detroit’s most celebrated new restaurants, where tradition meets technique.

Metro Detroit once had a high-tech water warning system designed to detect chemical spills in real time. Now, it sits unused.Built in 2006, the system was…