News articles tagged with 'sonar'
How bats 'hear' objects in their path
— 28 Nov 2011 19:26 | BiologyBy placing real and virtual objects in the flight paths of bats, scientists at the Universities of Bristol and Munich have shed new light on how echolocation works. Their research is…
WHOI-led report links sonar to whale strandings
— 17 Mar 2011 18:09 | EnvironmentScientists have long been aware of a link between naval sonar exercises and unusual mass strandings of beaked whales. Evidence of such a link triggered a series of lawsuits in which…
Newly developed cloak hides underwater objects from sonar
— 6 Jan 2011 15:14 | TechnologyIn one University of Illinois lab, invisibility is a matter of now you hear it, now you don't…
TWIPS - sonar inspired by dolphins
— 18 Nov 2010 11:15 | TechnologyScientists at the University of Southampton have developed a new kind of underwater sonar device that can detect objects through bubble clouds that would effectively blind standard…
NIST pings key material in sonar, closes gap on structural mystery
— 11 Nov 2010 13:05 | TechnologyUsing a neutron beam as a probe, researchers working at the National Institute of Standards and Technology (NIST) have begun to reveal the crystal structure of a compound essential…
Submarines could use new nanotube technology for sonar and stealth
— 2 Sep 2010 14:34 | TechnologySpeakers made from carbon nanotube sheets that are a fraction of the width of a human hair can both generate sound and cancel out noise - properties ideal for submarine sonar to probe…
Researchers develop simulation to better understand the effects of sound on marine life
— 1 Sep 2010 10:56 | BiologyA combination of the biology of marine mammals, mechanical vibrations and acoustics has led to a breakthrough discovery allowing scientists to better understand the potential harmful…
First detailed underwater survey of huge volcanic flank collapse deposits
— 6 May 2010 13:59 | EnvironmentA scientific team led by Dr Peter Talling of the UK's National Oceanography Centre (NOC) is currently aboard the Royal Research Ship James Cook to map extremely large landslide deposits…
Aiming to the side
— 7 Feb 2010 15:32 | BiologyThe best way to track a moving object with a flashlight might be to aim it to one side, catching the object in the edge of the beam rather than the centre. New research at the Weizmann…
'Zen' bats hit their target by not aiming at it
— 7 Feb 2010 14:04 | BiologyNew research conducted at the University of Maryland's bat lab shows Egyptian fruit bats find a target by NOT aiming their guiding sonar directly at it. Instead, they alternately point…