Complex sentence: One important consequence of the equations is that fluctuating electric and magnetic fields can propagate at the speed of light, and this electromagnetic radiation manifests itself in manifold ways from radio waves to light and X- or γ-rays.
Split into simpler sentences: One important consequence of the equations is that fluctuating electric and magnetic fields can propagate at the speed of light. This electromagnetic radiation manifests itself in manifold ways from radio waves to light and X- or γ-rays.