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News tagged with knifefish

Electric fish charges up research on animal behavior

An electric eel can generate enough current to stun its prey, just like a Taser. Weakly electric fish can also generate electricity, but not enough to do any harm. "Weakly electric fish are unique in that they produce and ...

Biology / Plants & Animals

created Apr 10, 2012 | popularity 5 / 5 (1) | comments 0

Swimming robot makes waves

Researchers at the University of Bath have used nature for inspiration in designing a new type of swimming robot which could bring a breakthrough in submersible technology.

Technology / Engineering

created Sep 21, 2009 | popularity 4.8 / 5 (5) | comments 3




Search results for knifefish


Robotic ghost knifefish is born (w/ Video)

(PhysOrg.com) -- Researchers at Northwestern University have created a robotic fish that can move from swimming forward and backward to swimming vertically almost instantaneously by using a sophisticated, ribbon-like fin.

Electronics / Robotics

created Jan 19, 2011 | popularity 4.3 / 5 (12) | comments 7 | with audio podcast

The biomechanics of information: Going more miles per gallon with your brain

The hunting strategy of a slender fish from the Amazon is giving researchers more insight into how to balance the metabolic cost of information with the metabolic cost of moving around to get that information.

Biology / Plants & Animals

created Jun 03, 2010 | popularity 5 / 5 (1) | comments 0 | with audio podcast

Scientists select new species for top 10 list; issue SOS

The International Institute for Species Exploration at Arizona State University and an international committee of taxonomists - scientists responsible for species exploration and classification - today announce ...

Biology / Plants & Animals

created May 21, 2010 | popularity 5 / 5 (2) | comments 2 | with audio podcast

Electric fish could spark healthcare innovation

(PhysOrg.com) -- Mathematicians in Manchester are hoping electric fish can give them clues to solving a fiendishly complex mathematical problem - which could in turn lead to better treatment for patients with ...

Other Sciences / Mathematics

created Jun 19, 2009 | popularity 3.8 / 5 (5) | comments 1

Fish use electric signals to find the right mate

Electric knifefish, close relatives of the electric eel, navigate and communicate by projecting electric fields around their bodies. Research at University of Toronto is clarifying how this sense has evolved, as well as providing ...

Biology / Plants & Animals

created Jun 11, 2009 | popularity not rated yet | comments 0

Study looks at sensing, movement and behavior

Driving down a country road at night your car’s headlights illuminate a deer in your path, and the creature doesn’t move. Depending on your speed and other conditions, chances are good you will hit the deer. And if you do, ...

Biology /

created Nov 20, 2007 | popularity 4.5 / 5 (4) | comments 0

A new view on sensing, movement, and behavioral control in animals

While most animals, including humans, preferentially sense and move toward objects that are in front of them, an electric fish from the Amazon called the black ghost knifefish can swim backward or forward ...

Biology /

created Nov 13, 2007 | popularity 4.3 / 5 (3) | comments 0

'Electric' fish shed light on ways the brain directs movement

Scientists have long struggled to figure out how the brain guides the complex movement of our limbs, from the graceful leaps of ballerinas to the simple everyday act of picking up a cup of coffee. Using tools ...

Medicine & Health / Medical research

created Jan 31, 2007 | popularity 4.5 / 5 (10) | comments 0


List of search results for knifefish