News tagged with echoes

Charting gender's 'incomplete revolution'

A major survey of gender inequality in contemporary society has found lingering echoes of old-fashioned, "male breadwinner" values, but also evidence that men are happier when they do their fair share of household ...

dateJun 27, 2012 in Social Sciences
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How bats 'hear' objects in their path

(PhysOrg.com) -- By placing real and virtual objects in the flight paths of bats, scientists at the Universities of Bristol and Munich have shed new light on how echolocation works.  Their research is ...

dateNov 24, 2011 in Plants & Animals
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Bats adjust their 'field-of-view'

A new study reveals that the way fruit bats use biosonar to 'see' their surroundings is significantly more advanced than first thought. The study, published September 13 in the online, open access journal ...

dateSep 13, 2011 in Plants & Animals
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Dolphins use double sonar

Dolphins and porpoises use echolocation for hunting and orientation. By sending out high-frequency sound, known as ultrasound, dolphins can use the echoes to determine what type of object the sound beam has ...

dateJun 07, 2011 in Plants & Animals
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