This week's spread of free and low cost events in Cambridge in Somerville, including comedy, author readings, live music, and history.

Central Square Theater passes its own Turing test with U.S. premier of an updated production about the master mathematician.

The birds that migrated south for winter are coming back. The red-winged blackbird is in the vanguard, and many more will follow.

Crime scenes as history, Wicked Queer continues, and Somerville's "Feel Good Films" spotlights Morgan Freeman and Tim Robbins. Plus, a new documentary following the life's work of a "psychonaut." ...

Discussion was sometimes contentious and the vote wasn't unanimous, but spending plan moves on to City Council.