Acoustics : Discovery News

Challenger Deep Bridges and New Depth Record

Posted by Alyssa Danigelis 7 HOURS AGO | 0

A new map is emerging that shows more details than ever of the deepest place on Earth. Read more

Challenger Deep Bridges and New Depth Record

Bird Chatter: What's That? I Can't Hear You!

Posted by Sarah Simpson Wed Nov 9, 2011 05:50 PM ET | 0

Teasing apart the effects of noise on birds shows humans are driving their feathered friends away. Read more

Bird Chatter: What's That? I Can't Hear You!

Mobile, Inflatable System Blocks Outside Noise

Posted by Alyssa Danigelis Wed Nov 2, 2011 07:05 AM ET | 0

A noise protection system made of fabric helps block sound from construction sites and outdoor events. Read more

Dolphins Talk Like Humans

Posted by Jennifer Viegas Tue Sep 6, 2011 07:00 PM ET | 0

Dolphins don't whistle, but instead "talk" to each other using a process very similar to the way that humans communicate. Read more

Giant Lost Island Found on Atlantic Seafloor

Posted by Tim Wall Mon Jul 18, 2011 10:21 AM ET | 0

A long lost island in the North Atlantic Ocean sits on the seafloor, but rivers and mountains and other remnants of its time at the surface remain etched on its features. Read more

Giant Lost Island Found on Atlantic Seafloor

One-Way Sound Walls Proven Possible

Posted by Alyssa Danigelis Thu May 5, 2011 09:25 AM ET | 0

A future material could bend sound waves so they would only pass through a wall in one direction. Read more

Sperm Whales Cleared Out After Gulf Oil Spill

Posted by Larry O'Hanlon Tue Dec 7, 2010 10:54 AM ET | 0

Sperm whales showed good sense after the Deepwater Horizon oil spill, acoustic surveys show. They left. Read more

3,000-Year-Old Trumpet Played Again

Posted Mon Nov 22, 2010 10:14 AM ET | 0

Scientists analyze tunes from 3,000-year-old conch-shell instruments for insight into pre-Inca civilization. Read more

Acoustic Archaeology Yielding Mind-Tripping Tricks

Posted by Eric Niiler Tue Nov 16, 2010 08:00 AM ET | 0

Recently uncovered sound effects include a clapping echo that sounds like a jungle bird. Read more

Mapping Whale Brains for Sound Effects

Posted by Kieran Mulvaney Tue Sep 7, 2010 03:58 PM ET | 0

A new computer simulation attempts to understand what happens to a whale's brain when it's hit with blasts of high-intensity sound. Read more

Acid Ocean Meets Clean Water

Posted by Kieran Mulvaney Wed Apr 14, 2010 02:21 PM ET | 0

Can the the United States' Clean Water Act be used to combat carbon dioxide emissions? Read more

Green Buildings Too Quiet for Comfort

Posted by Larry O'Hanlon Wed Apr 14, 2010 07:00 AM ET | 0

Is the lack of noise in your green office building making you uncomfortable on the job? Read more

Heavy-Metal Music, Other Sounds Aimed at Beetle Pests

Posted by Jennifer Viegas Wed Feb 10, 2010 03:28 AM ET | 0

A novel approach to controlling tree-destroying beetles uses piped-in heavy metal music and backward recordings of Rush Limbaugh. Read more

Make the Southern Ocean the Soundtrack to Your Work Day

Posted by Michael Reilly Mon Jan 25, 2010 12:43 PM ET | 0

If your day is filled with the sounds of keyboards clacking, copy machines spitting out paper, or general incessant office noise, try tuning into the live sounds of Antarctica for a while. Whale songs, seal vocalizations, and the soaring, echoing ... Read more