British engineers said Wednesday they had taken inspiration from dolphins for a new type of radar device that could easily track miners trapped underground or skiers buried in an avalanche.
Electronics & Semiconductors
Oct 22, 2013
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The world's oceans are becoming noisier thanks to pollution, with potentially harmful effects for whales, dolphins and other marine life, US scientists said in a study published Sunday.
Environment
Dec 20, 2009
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(PhysOrg.com) -- UT Dallas researchers have found that carbon nanotube sheets perform well as underwater sound generators and noise-canceling speakers, two highly desirable traits for submarine sonar and stealth capabilities. ...
Nanophysics
Jun 14, 2010
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Scientists 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 sonar.
Engineering
Nov 17, 2010
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A state-of-the-art underwater robot called BOB may hold the key to protecting millions of people around Turkey's biggest city against a massive earthquake scientists say is all but inevitable.
Earth Sciences
Nov 14, 2009
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Researchers on the trail of missing 1930s aviatrix Amelia Earhart say they are increasingly convinced that aluminum debris found on a South Pacific beach came from her lost airplane.
Other
Oct 29, 2014
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Rolf Mueller, an associate professor of mechanical engineering in the College of Engineering at Virginia Tech, has developed a prototype of a dynamic sonar system inspired by horseshoe bats.
Plants & Animals
May 20, 2015
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Long-term variations in volcanism help explain the birth, evolution and death of striking geological features called oceanic core complexes on the ocean floor, says geologist Dr Bram Murton of the National Oceanography Centre, ...
Earth Sciences
Nov 12, 2009
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A shipboard expedition off Norway, to determine how methane escapes from beneath the Arctic seabed, has discovered widespread pockets of the gas and numerous channels that allow it to reach the seafloor.
Earth Sciences
Sep 19, 2011
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When a biologist who studies bats and a computer scientist cross paths, amazingly cool things can happen.
Engineering
Nov 14, 2014
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