Breaking Down Barriers
Supporting Community Engagement and Effective Science Communication
We have discontinued the Breaking Down Barriers program but will continue to make available its web resources. If you have questions, please email us.
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Journey to Flight
Unlock an evolutionary mystery about the origins of flying.
Dinosaurs, pterosaurs, birds, oh my! Explore the evolution of flight with a phylogenetic tree of prehistoric and living creatures. Use character-trait observations and DNA sequences as evidence to re-create the tree and solve the mystery.
