Describing Laughter: The Sound Is Produced By A Deep Inspiration Followed By Short, Interrupted, Spasmodic Contractions Of The Chest, And Especially The Diaphragm... The Mouth Is Open More Or Less Widely, With The Corners Drawn Much Backwards, As Well As A Little Upwards; And The Upper Lip Is Somewhat Raised.

-Charles Darwin

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Describing Laughter: The Sound Is Produced By

Charles Darwin

Describing Laughter: The Sound Is Produced By A Deep Inspiration Followed By Short, Interrupted, Spasmodic Contractions Of The Chest, And Especially The Diaphragm... The Mouth Is Open More Or Less Widely, With The Corners Drawn Much Backwards, As Well As A Little Upwards; And The Upper Lip Is Somewhat Raised.

Topic

Laughter

Inspiration

Sound

The Fact Of Evolution Is The Backbone Of Biology, And Biology Is Thus In The Peculiar Position Of Being A Science Founded On An Improved Theory, Is It Then A Science Or Faith?

Theory Of Evolution

Facts

Peculiar