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Latest Sonar Stories

Ocean Acoustics Changing
2012-10-19 14:07:43

Brett Smith for redOrbit.com - Your Universe Online Along with negatively impacting marine life and global climate change, the acidification of the Earth´s oceans could have the unintended side effect of changing the acoustics beneath the water´s surface. New research suggests that a future, more acidic ocean would resemble the one that existed around 110 million years ago, when dinosaurs still roamed both the land and sea. Climatologists have been raising concerns in recent...

Dolphins Are Vigilant Sleepers
2012-10-18 11:28:52

Brett Smith for redOrbit.com - Your Universe Online The demands of living at sea require constant vigilance, including when these animals´ circadian rhythms dictate the need for sleep. Dolphins meet these 24-hour security requirements by sleeping with one half of their brain while surfacing to breath and avoiding predators with the other half, according to new research published this week in PLoS ONE. A group of San Diego researchers has shown that these marine mammals have...

2012-09-30 23:00:24

Packt is pleased to announce Sonar Code Quality Testing Essentials a new book that teachers readers to take full advantage of the Sonar platform and its visual components to track code quality and defects. Written by Charalampos S. Arapidis, this book guide readers to taking full advantage of the Sonar platform and its visual components to track code quality and defects. (PRWEB) September 30, 2012 Packt is pleased to announce Sonar Code Quality Testing Essentials a new book that teachers...

New Tool Can Identify Bats By Sound
2012-08-07 11:17:02

Michael Harper for redOrbit.com — Your Universe Online Have you ever tried to tell the difference between 34 different bat species? Like a fingerprint or the specific pitch and timbre of a person´s voice can differentiate one human from another, so, too, can the subtleties in squeaks and squelches set one bat apart from the others. Now, a team of ecologists have built an echo-location tool which can identify specific bats based on their vocal signatures. The new tool,...


Word of the Day
siliqua
  • A Roman unit of weight, 1⁄1728 of a pound.
  • A weight of four grains used in weighing gold and precious stones; a carat.
  • In anatomy, a formation suggesting a husk or pod.
  • The lowest unit in the Roman coinage, the twenty-fourth part of a solidus.
  • A coin of base silver of the Gothic and Lombard kings of Italy.
'Siliqua' comes from a Latin word meaning 'a pod.'
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