Also there is radio waves interacting with passive objects.
I have been working with radio for the last few years and while my theory isn't that strong a colleague of mine was pretty clear that AM signals from planes (or control towers) had been observed to make detectable sound levels in nearby houses.
I have been working with radio for the last few years and while my theory isn't that strong a colleague of mine was pretty clear that AM signals from planes (or control towers) had been observed to make detectable sound levels in nearby houses.