Sharks use Twitter to warn Aussie swimmers

When a shark comes roughly within .6 mile to shore a transmitter triggers an alert to send a tweet.

Western Australia (WA) scientists have equipped at least 320 sharks with transmitters that update a Twitter feed when the shark nears shore, meaning that technology is one step closer to finally defeating sharks.

 

 

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The Secret to Running and Swimming Faster – The Position of Your Belly Button

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Usain Bolt wins the men’s 100m final at the Beijing Olympic Games – his speed could be down to the position of his belly button according to a new study.

Sports commentators have long avoided trying to explain why blacks dominate on the running track and whites often finish first in the swimming pool.  But scientists in America claim they have come up with a very simple explanation to defy the guardians of political correctness.

They say it’s all down to belly-buttons.

 

Continue reading… “The Secret to Running and Swimming Faster – The Position of Your Belly Button”

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Are Jellyfish Changing The Ocean’s Temperature?

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Jellyfish mixing up the oceans’ waters

Talk about a “butterfly flaps its wings” scenario. Scientists Kakani Katija and John Dabiri of the California Institute of Technology in Pasadena have worked out just how jellyfish swim, and propose that the way jellyfish and other swimmers move through the water could have as big an impact on mixing up the oceans’ waters as tides and wind, which means they’re an important part of determining the temperatures of the seas.

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