Nice video (with French commentray) about Édouard-Léon Scott de Martinville's sound recordings made in Paris in 1857, two decades before Edison's invention of the phonograph https://t.co/22vJDOWSfT
Hear Christmas carols from Alan Turing's computer, an utterly new sound for radio listeners in 1951 - "the most expensive and most elaborate method of playing a tune that has ever been devised" https://t.co/XJjgqeIebX
#DYK that stellar explosions & their remains -- supernova remnants -- are a source of elements essential for life? A new @Chandraxray image captures several crucial elements located on Cassiopeia A, a supernova remnant ~11,000 light years from Earth: https://t.co/yjC1JB41wy
#today is the 204th anniversary of the birth of Charles-Valentin #Alkan. Here shown is his #manuscript for 'Alleluia' Op. 25 (then called 'Sing praises unto the lord') from our #blmusic collections.