Natural selection uses duplicated genes as raw material for functional innovation, co-opting their existing features to new functions. Understanding genetic innovation requires two questions to be ...

Happy birthday, Glenn Research Center! On January 23, 1942, the National Advisory Committee for Aeronautics (NACA) founded the Aircraft Engine Laboratory, which was renamed Lewis Research Center after ...

Over the past two decades, at least four major research programmes have formed in evo–devo, although there is extensive overlap among them. Figure 1: A morphodynamic model relating shape change and ...