All Questions
2
questions
22
votes
2
answers
9k
views
What is the scientific explanation for radio waves bending around the Earth?
The experiment
This experiment is documented in a documentary called Convex Earth. The exact location the following information is taken from starts at 14:25.
High frequency directional antennas are ...
4
votes
1
answer
5k
views
Why microwaves used in satellite communications?
I've been reading recently that:-
EM waves with a shorter wavelength have shorter range in air/other medium
Microwaves are used in satellite communications over radio waves.
This doesn't make sense ...