They hang upside down from trusses. They’re art. The artist behind the installation, "Tree Logic" (1999), is Dr. Natalie Jeremijenko, a design engineer in New York University’s art department ...

This week, workers at the Massachusetts Museum of Contemporary Art in North Adams are disassembling Natalie Jeremijenko’s “Tree Logic,” the upside-down tree exhibit that has greeted visitors for ...

Tree Logic by artist Natalie Jeremijenko as seen from a drone at Mass MoCA, North Adams on Tuesday, June 13, 2017. "Tree Logic" is an installation with six live trees inverted and suspended from a ...