Stephen Wolfram Q&A, For Kids (and others) [March 19, 2021]
The Stephen Wolfram Podcast
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Using Ultra Low Frequency, You Can Have a Radio Signal That Can Go All the Way Through the Earth
If you have a big enough antenna, you can have like one change per second. Wave length is roughly the distance that term that's in the spelphon. Waves of ultra low frequency can even go all the way through the earth. So your submarine can num, can get em a, can can receive radio transmissions from this very low frequency.
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