Home A large Puppet of Tyrannosaurus made appearance in the March for Science in Chicago Rex April 22, 2017 (Photograph by Shannon Jahrling A large Puppet of Tyrannosaurus made appearance in the March for Science in Chicago Rex April 22, 2017 (Photograph by Shannon Jahrling

A large Puppet of Tyrannosaurus made appearance in the March for Science in Chicago Rex April 22, 2017 (Photograph by Shannon Jahrling

A young attendee checks out a microscope at an exposition organized for the March for Science in Chicago Rex April 22, 2017 (Photograph by Shannon Jahrling)
Protester holds sign in support of March for Science in Chicago. The marches in several cities consisted of three parts: a rally, a march, and an exposition. April 22, 2017 (Photograph by Shannon Jahrling)