Are all the rays in an electromagnetic specturm transverse waves?

Question: Are all the rays in an electromagnetic specturm transverse waves?
- Keywords:
  electromagnetism,
  wave
Asked by spicky to Daniel on 15 Jun 2015.
- Daniel Hewson answered on 15 Jun 2015:
  
  Good question! Yes, they are. Electromagnetic waves consist of two parts – the electric and magnetic fields which always travel transversely to the movement of the particle that generates them. The electric and magnetic fields travel perpendicular to each other.

Question: Are all the rays in an electromagnetic specturm transverse waves?