Secretary Chu wrapped up the briefing with an overview of the ongoing work by the federal science team to collect and analyze acoustic, sonar and seismic data.

WHITEHOUSE: The White House

For example, if you were at a business meeting, the acoustic system might be used to transfer data, such as contact information, with a handshake.

FORBES: AT&T Will Transfer Data Through Your Bones

US-based scientists analysed data from tiger sharks tagged with acoustic transmitters, and found that they took directed paths from place to place.

BBC: Sharks navigate using 'mental maps'