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Voicebox : the physics and evolution of speech

Electronic resources

These electronic resources have been developed by the AHRC Centre for the Evolution of Cultural Diversity, University College London,

to accompany the booklet Voicebox. See the bottom of this page for information on obtaining this publication.

 

The references in brackets in the table below indicate the related activities in the Voicebox booklet.


These resources work best on PCs using Microsoft Internet Explorer with a screen resolution of at least 1280 x 1024
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PowerPoint: Introduction to Voicebox

Language sets humans apart from all other animals, including other primates. This PowerPoint presentation sets the scene and poses some questions for class discussion. This includes an activity which demonstrates the surprisingly large number of vowel sounds in spoken English.

[Can not be viewed

in a browser window - must be downloaded first]

Right click and use save target/link to copy:



Introduction to Voicebox

Drag-and-drop interactive (A1): Which dog is growling?

Match the growling sound to the correct breed of dog.

Which dog is growling?
Right click and use save target/link to copy:

.zip folder here, extract folder and open file:
Which dog is growling.htm


Drag-and-drop interactive (A1): Which person is talking?

Match human speech sound to correct size human figure.

Which person is talking?
Right click and use save target/link to copy:

.zip folder here, extract folder and open file:
Which person is talking.htm


Video (A1): Sounding big - the red deer way

A video of Bambo, a captive red deer stag.
Note the movement of his larynx as he makes his mating call.

Sounding big - the red deer way Right click and use save target/link to copy:

Video (A2): Vocal tract in motion
Cross-sectional X-ray view shows how much the back of the tongue moves.

Vocal tract in motion Right click and use save target/link to copy:

Video (A3): The vibrating larynx

This video shows how an endoscope is introduced through the nose, and then films the movement of the vocal folds when speaking.

The vibrating larynx Right click and use save target/link to copy:

Drag-and-drop interactive (A6): Comparing chimp and human skulls

Attach 6 descriptive labels to each skull.

Comparing chimp and human skulls

Right click and use save target/link to copy:


.zip folder here, extract folder and open file:
Chimp and human skulls.htm


Drag-and-drop interactive (A6): Chimpanzees, humans, and human ancestors

Attach 3 descriptors to each of 3 different skulls/species.

Chimpanzees, humans, and human ancestors

Right click and use save target/link to copy:


.zip folder here, extract folder and open file:
Human ancestors.htm


Software (X2): FaroSon

Software that enables real time conversion of sound into a coloured pattern on screen representing loudness, pitch and timbre. Requires microphone input.

FaroSon program
[Available only in Internet Explorer]
Right click and use save target/link to copy:


FaroSon program

[file name: faroson100.exe]


See: http://www.phon.ucl.ac.uk/resource/faroson/ for instructions on how to use this software


Software (X3): Vocal tract simulator

A simulation which allows user to select any of 6 vowel sounds, and see how the shape of the vocal tract changes (for a male, female or child) when making each sound. Requires loudspeaker for audible output.

Vocal tract simulator program
[Available only in Internet Explorer]
Right click and use save target/link to copy:

Vocal tract simulator program

[file name: VTDEMO.exe]


See: http://www.phon.ucl.ac.uk/resource/vtdemo/ for instructions on how to use this software


Notes: Scientific research on the evolution of language - a time line Scientific time line
Right click and use save target/link to copy:

timeline.pdf


The Voicebox booklet is published by the Gatsby Science Enhancement Programme, and an electronic version can be viewed online via the SEP Publications web page. Hard copy versions of the booklet can be purchased from Middlesex University Teaching Resources (MUTR).

Let us know what you think about the Voicebox by completing the on-line form here
University College London AHRC European Commission AHRC CECD