RSS BotMB to Hacker NewsEnglish · 5 days agoPhysicists generated sound waves that travel in one direction onlywww.sciencealert.comexternal-linkmessage-square0fedilinkarrow-up14arrow-down11file-text
arrow-up13arrow-down1external-linkPhysicists generated sound waves that travel in one direction onlywww.sciencealert.comRSS BotMB to Hacker NewsEnglish · 5 days agomessage-square0fedilinkfile-text