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Hearing EM Waves

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Constant PC, Jr · 1967

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Humans can literally hear certain electromagnetic waves, proving direct biological interaction between microwave radiation and the nervous system.

Plain English Summary

Summary written for general audiences

This 1967 study investigated whether humans can actually hear electromagnetic waves, particularly microwaves, as some people had reported. The research aimed to determine if this auditory sensation was real and whether people could learn to detect EM radiation through hearing.

Why This Matters

This groundbreaking 1967 research opened the door to understanding what we now call the microwave auditory effect - the phenomenon where pulsed microwave radiation creates sound sensations in the human head. What makes this study particularly significant is that it predated our modern understanding of how EMF can directly stimulate the auditory system without going through the ears. The reality is that microwave energy can cause rapid thermal expansion in head tissues, creating pressure waves that the inner ear perceives as clicks or buzzing sounds. This isn't just a laboratory curiosity - it has real implications for people exposed to radar, wireless communications, and other microwave sources. The fact that researchers in 1967 were already documenting direct biological effects from electromagnetic radiation should give us pause about dismissing modern concerns over wireless technology exposure.

Original Figures

Diagram extracted from the original research document.

Page 2 - A diagram illustrating an experimentation setup for measuring electromagnetic field strength and power density.

Exposure Information

Specific exposure levels were not quantified in this study.

Cite This Study
Constant PC, Jr (1967). Hearing EM Waves.
Show BibTeX
@article{hearing_em_waves_g6740,
  author = {Constant PC and Jr},
  title = {Hearing EM Waves},
  year = {1967},
  
  
}

Quick Questions About This Study

Yes, this 1967 study confirmed that humans can perceive microwave electromagnetic radiation as auditory sensations, typically described as clicks, buzzing, or hissing sounds that seem to originate inside the head rather than through the ears.
The microwave auditory effect is the phenomenon where pulsed microwave radiation causes rapid heating and thermal expansion of tissues in the head, creating pressure waves that stimulate the inner ear and produce sound sensations.
The 1967 research investigated whether humans could be trained to hear EM waves, suggesting that with practice, some individuals might develop enhanced sensitivity to detecting electromagnetic radiation through auditory perception.
Scientists investigated reports from people claiming they could hear electromagnetic radiation to determine if the phenomenon was real, understand the physiological mechanisms involved, and explore potential applications or health implications.
Unlike normal hearing where sound waves enter through the ears, microwave hearing bypasses the outer and middle ear entirely, directly stimulating the inner ear through thermal effects from electromagnetic energy absorption.