sonar signals

Indian submarine, Chinese ship in standoff near Somalia: Chinese media


February 4th, 2009 - 5:27 pm ICT by IANS
Singapore/New Delhi, Feb 4 (IANS) An Indian submarine and two Chinese warships on an anti-piracy mission were recently locked in a tense standoff in the waters off Somalia, Chinese media reports said ... Read more...

Posted in World |

Bats can fly mute to avoid jamming natural sonar signals among their species


August 27th, 2008 - 12:56 pm ICT by ANI
Washington, August 27 (ANI): A new research has indicated that by shutting down their natural sonar, some bats can prevent crossed signals with others of their species, while flying.Bats measure distances, ... Read more...

Posted in Health Science |

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