1. “The Abstract Impulse”
At the National Academy Museum through February 2008
A visual time line of the museum’s 50-year love-hate relationship with abstract art.
2. Richard Pousette-Dart
At the Guggenheim through September 25
Textured mid-century abstractions by the “action painting” pioneer.
3. “Peter Young: 1963–1977”
At P.S. 1 through September 24
A sizable retrospective of Young’s dizzying curves, dots, and grids.