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The Arctic lights of the aurora borealis (the northern lights) are well known for their shimmering green and violet light, but did you know they also emit low frequency electromagnetic (radio) waves? Special devices can convert these natural radio signals into audible whooshing and crackling noises. However, to record these otherwise inaudible vibrations of electric and magnetic energy, you must travel at least four miles away from human sources of sound or electricity that could interfere with the radio receivers.
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면책 조항: 이 페이지에 포함된 팟캐스트와 작품은 Our Daily Bread Ministries에서 가져온 것입니다. 이 팟캐스트는 소유자의 재산이며 Listen Notes, Inc.와 제휴하거나 보증하지 않습니다.
