While I was at the Cape May Autumn Birding Festival, there was major chatter about a Swainson’s hawk spotted in the area, which excited all of us birders! But as I wondering how the heck people knew ...

Graduate students Huanglun Zhu and Kiran Weston set up a 3D printed model of a hawk wing for testing in the UC Davis wind tunnel. Based on motion capture imaging at Oxford University, the wind tunnel ...