The importance of radio hasn't diminished one bit, despite all the advances in technology. It's proven everyday by these ghostly signals, showing they are not a relic of the past, but still a vital part of intelligence today.
How well are you Prepared?
Do you have a good portable Shortwave Radio? There's a wide selection of portable shortwave radios available today, most able to monitor police, fire, & rescue, as well as the worldwide radio broadcast bands. Some able to be powered with a hand crank or solar power and can even charge other devices. It's always a smart idea to have one handy, just in case. How knows? Maybe hearing "Mary had a little Lamb" may mean more than just a nursery rhyme.