8 months agoA Ruben's tube is a device invented in 1905 to show the relationship between soundShari2020
1 year ago"CYMATICS: Science versus Music - Nigel StanfordThe Rio Times: Latin America and Alternative Narratives
3 months agoThe Symbolism of the Narcissus, Daffodil and Jonquil, and the Story of NarcissusMystic Symbolism Explained