News tagged with spectrogram

Simple rubber device mimics complex bird songs

For centuries, hunters have imitated their avian prey by whistling through their fingers or by carving wooden bird calls. Now a team of physicists at Harvard University in Cambridge, Massachusetts, has reproduced many of ...

Nov 21, 2010
5 / 5 (3) 0

Disappearing vowels 'caught' on tape in US midwest

Try to pronounce the words "caught" and "cot." If you're a New Yorker by birth, the two words will sound as different as their spellings. But if you grew up in California, you probably pronounce them identically.

Oct 26, 2009
4 / 5 (5) 0

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NASA scientists listen to data

Robert Alexander spends parts of his day listening to a soft white noise, similar to water falling on the outside of a house during a rainstorm. Every once in a while, he hears an anomalous sound and marks ...

Sep 05, 2014
4.9 / 5 (8) 3

Mysterious molecules in space

Over the vast, empty reaches of interstellar space, countless small molecules tumble quietly though the cold vacuum. Forged in the fusion furnaces of ancient stars and ejected into space when those stars ...

Jul 29, 2014
4.8 / 5 (28) 9

50 years of Mars observations

(Phys.org) —In 1964, Caltech astronomy professor Guido Münch and Jet Propulsion Laboratory space scientists Lewis Kaplan and Hyron Spinrad pushed the world's second-largest telescope to its limits and ...

May 08, 2014
4.3 / 5 (4) 1

Voice-stress software is put to the test

(Phys.org) -- Computer scientists working in a range of departments, from pervasive computing to mobile computing to sensors, will converge in Pittsburgh for the 14th International Conference on Ubiquitous ...

Aug 22, 2012 report
5 / 5 (5) 0 | with audio podcast

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