https://www.npr.org/2025/05/12/g-s1-65840/chimpanzee-rhythms-calls-origins-language-human
Drawing inspiration from this family orchestra activity, we recently tried to make a thunder tube out of parts we acquired from the hardware store, and we got a spring that is designed to work with a screen door, which caused it to not wiggle enough to give a good vibration to create the thunder sound.…