Modern investigators of piezoelectric effects in chicken feathers owe a tip of the beak to the people involved in this early attempt: “A preliminary investigation of piezoelectric effects in chicken feathers,” W. Van Dam, J.A. Tanner, and C. Romero-Sierra, IEEE Transactions on Biomedical Engineering, vol. 17, no. 1, 1970, pp. 71-71. The authors explain: “Piezoelectric effects […]