News tagged with whistle

How the kettle got its whistle

(Phys.org) —Researchers have finally worked out where the noise that makes kettles whistle actually comes from – a problem which has puzzled scientists for more than 100 years.

dateOct 25, 2013 in Soft Matter
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Waking up memories while you sleep

They were in a deep sleep, yet sounds, such as a teakettle whistle and a cat's meow, somehow penetrated their slumber. The 25 sounds presented during the nap were reminders of earlier spatial learning, though the Northwestern ...

dateNov 19, 2009 in Neuroscience
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Dolphins use diplomacy in their communication

Until now, the scientific community had thought that whistles were the main sounds made by these mammals, and were unaware of the importance and use of burst-pulsed sounds. Researchers from the Bottlenose Dolphin Research ...

dateJun 09, 2010 in Plants & Animals
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When a whistle beats a tweet

Biologists have discovered that a species of Australian pigeon has a secret way of alerting fellow birds to predators -- a "whistle" emitted by flapping wings when the bird takes off in alarm.

dateSep 01, 2009 in Plants & Animals
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Spanish scientists march against spending cuts

Hundreds of Spanish scientists and their supporters marched through the streets of Madrid Friday as part of a nationwide protest against sharp government cuts to research and development which they say are forcing them to ...

dateJun 14, 2013 in Other
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