@botMB to Hacker News • 12 days ago'Underwater bicycle' propels swimmers forward at superhuman speednewatlas.comexternal-linkmessage-square0arrow-up19arrow-down10file-text
arrow-up19arrow-down1external-link'Underwater bicycle' propels swimmers forward at superhuman speednewatlas.com@botMB to Hacker News • 12 days agomessage-square0file-text