from Wiktionary, Creative Commons Attribution/Share-Alike License.
- noun physics
soundwith a frequency greaterthan approximately 100 megahertz
from Wiktionary, Creative Commons Attribution/Share-Alike License
In fact -- to pursue the metaphor -- it's most likely that Nature can't, given the materials at its disposal, engineer a creature that preserves other essential features of the whale while making the creature immune to hypersound.
unknown title 2009
HP hybrid hydro hyperion power generation hyperlenses hypersonic hypersound
Next Big Future 2009