Engineers are designing, building mechanical ray (w/ Video)

(Phys.org) -- Batoid rays, such as stingrays and manta rays, are among nature's most elegant swimmers. They are fast, highly maneuverable, graceful, energy-efficient, can cruise, bird-like, for long distances in the deep, ...

'Dead or alive' bounty offered for China piranhas

Authorities in southern China have moved to quash a bizarre piranha threat, offering bounties and free bait amid fears the aggressive South American fish has invaded a river, state media said on Thursday.

Humans blamed as shark attacks 'double'

Sharks killed twice as many swimmers and surfers last year than in 2010, with the increase due largely to a growth in tourism and changing shark patterns due to global warming.

Swimming goes high tech with EPFL-developed inertial systems

Scientists from EPFL's Laboratory of Movement Analysis and Measurement have developed inertial systems, worn in a full-body swimming suit, which can analyse the strengths and weaknesses of elite-level swimmers during workout ...

Aqua Star USA creates a two man underwater scooter

(PhysOrg.com) -- Have you ever had a Jacques Cousteau fantasy? A yearning to live your own version of 20,000 leagues under the sea? Or maybe, you just want to see the great barrier reef on something other than the Discovery ...

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