Can radio waves propagate in a void?

Yes, they can spread in the void. It is worth knowing that by radio waves it is customary to mean such electromagnetic waves, the frequency of which reaches three THz. It is also worth knowing that such waves can be located down to the infrared range. It is also worth knowing that they move at the speed of light.

One of the components of a person's success in our time is receiving modern high-quality education, mastering the knowledge, skills and abilities necessary for life in society. A person today needs to study almost all his life, mastering everything new and new, acquiring the necessary professional qualities.