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Quran documented Photoacoustic phenomena 1300 years before Alexander Graham Bell (1880)

Quran 15:26 “… And certainly We created man of clay that gives forth sound, of black mud fashioned in shape..”

In making reference to smectite, a quartz clay which has now been confirmed by scientists to be the most probable source of life.

Alexander Bell figured it out in 1880:

The original paper by Alexander Graham Bell.

Alexander Graham Bell (1880) reported the photoacoustic effect for the first time writing: [1] “..thin disks of very many substances emitted sounds when exposed to the action of a rapidly interrupted beam of sunlight..” The sound production from those solid samples resulted from the absorption of the infrared part of the solar energy spectrum. (Source)

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